1957. Auxin relations in roots. Ann. Rev. Plant Physiol.8
: 153–180.Google Scholar
Abolina, G. I. 1960. [The significance of some factors for grain formation in spring wheat in various parts of the head.] Izvest. Akad. Nauk. SSR. Ser. Biol., No. 116403. [Biol. Abs.36: 50097.]
Ahlgren, H. L.
1938. Effect of fertilization, cutting treatments, and irrigation on yield of forage and chemical composition of the rhizomes of Kentucky bluegrass. Jour. Amer. Soc. Agron.30
: 683–691.Google Scholar
1961. Flower initiation in relation to maturity in crop plants. II. Internode lengthening in relation to grazing in oat varieties. Austral. Jour. Agr. Res.12
: 389–396.Google Scholar
Albertson, F. W., Riegel, A.
, andLaunchbaugh, J. L.
, Jr. 1953. Effects of different intensities of clipping on short grasses in west-central Kansas. Ecology34
: 1–20.Google Scholar
Aldous, A. E.
1930a. Effect of different clipping treatments on the yield and vigor of prairie grass vegetation. Ecology11
: 752–759.Google Scholar
—. 1930b. Relation of organic food reserves to growth of some Kansas pasture plants. Jour. Amer. Soc. Agron.22
: 385–392.Google Scholar
Aldous, S. E.
1952. Deer browse clipping study in the Lake States region. Jour. Wildl. Mgt.16
: 401–409.Google Scholar
Aldrich, D. T. A.
1959. The effect of grazing management on the responses of winter wheat to spring defoliation. Emp. Jour. Exp. Agr.27
(105): 10–16. [Biol. Abs.33
: 34701.]Google Scholar
1950a. Further studies on the growth of isolated roots of barley and oats. Physiol. Plant.3
: 205–224.Google Scholar
—. 1950b. Growth factor requirements of isolated wheat roots (a preliminary report). Physiol. Plant.3
: 293–299.Google Scholar
—. 1957. Growth and metabolism of isolated cereal roots. Physiol. Plant.10
: 521–620.Google Scholar
Anderson, K. L.
1960. An effect of fall harvest on subsequent forage yield of true prairie. Agron. Jour.52
: 670–671.Google Scholar
Antisiforova, T. A.
1957. [Mowing and seed productivity of alfalfa.] Se Kh Povolzh’ia1957
(7): 45–47. [Biol. Abs.35
: 22112.]Google Scholar
Archbold, H. K.
1940. Fructosans in the monocotyledons. A Review. New Phytol.39
: 185–219.Google Scholar
—. 1942. Physiological studies in plant nutrition. XIII. Experiments with barley on defoliation and shading of the ear in relation to sugar metabolism. Ann. Bot.6
(N.S.): 487–531.Google Scholar
—. 1945. Some factors concerned in the process of starch storage in the barley grain. Nature156
: 70–73.Google Scholar
—, andMukerjee, B. N.
1942. Physiological studies in plant nutrition. XII. Carbohydrate changes in the several organs of the barley plant during growth, with especial reference to the development and ripening of the ear. Ann. Bot.6
(N.S.): 1–41.Google Scholar
Arnold, J. F.
1955. Plant life-form classification and its use in evaluating range conditions and trend. Jour. Range Mgt.8
: 176–181.Google Scholar
Arnon, D. I.
1940. Vitamin B1
in the relation to the growth of green plants. Science92
: 264–266.PubMedGoogle Scholar
Auchter, E. C.
1923. Is there normally a cross transfer of foods, water, and mineral nutrients in woody plants? Md. Agr. Exp. Sta., Bull.257
: 33–62.Google Scholar
Baker, H. K.
1957a. Studies on the root development of herbage plants. II. The effect of cutting on the root and stubble development, and herbage production, of spaced perennial ryegrass plants. Jour. Brit. Grassland Soc.12
: 116–126.Google Scholar
—. 1957b. Studies on the root development of herbage plants. III. The influence of cutting treatments on the root, stubble and herbage production of a perennial ryegrass sward. Jour. Brit. Grassland Soc.12
: 197–208.Google Scholar
—. 1960. The production of early spring grass. I. The effect of autumn management and different levels of nitrogenous manuring on the production of early spring grass from a general purpose ley. Jour. Brit. Grassland Soc.15
: 275–280. [Biol. Abs.36
: 21776.]Google Scholar
—, andGarwood, E. A.
1959. Studies on the root development of herbage plants. IV. Seasonal changes in the root and stubble weights of various leys. Jour. Brit. Grassland Soc.14
: 94–104.Google Scholar
Baker, J. N.
, andHunt, O. J.
1961. Effects of clipping treatments and clonal differences on water requirements of grasses. Jour. Range Mgt.14
: 216–219.Google Scholar
Barr, C. G.
1940. Organic reserves in the roots of bindweed. Jour. Agr. Res.60
: 391–413.Google Scholar
1951. The sugars of the hemicelluloses of cornstalks. Plant Physiol.26
: 182–185.PubMedGoogle Scholar
Bennett, F. A.
1955. The effect of pruning on the height and diameter growth of planted slash pine. Jour. Forestry53
: 636–638.Google Scholar
Blaisdell, J. P.
, andMueggler, W. F.
1956. Sprouting of bitterbrush (Purshia tridentata
) following burning or top removal. Ecology37
: 365–370.Google Scholar
—, andPechanec, J. F.
1949. Effects of herbage removal at various dates on vigor of bluebunch wheatgrass and arrowleaf balsamroot. Ecology30
—,Wiese, A. C.
andHodgson, C. W.
1952. Variations in chemical composition of bluebunch wheatgrass, arrowleaf balsamroot, and associated range plants. Jour. Range Mgt.5
: 346–353.Google Scholar
Blaser, R. E.
1946. The effect of cutting methods and sod treatments on the yield and protein content of carpet grass,Axonopus offinis
Chase. Jour. Amer. Soc. Agron.38
: 394–397.Google Scholar
Block, R. J., Durrum, E. L.
, andZweig, G.
1958. A manual of paper chromatography and paper electrophoresis. 2nd Ed. Academic Press, New York. 710 pp.Google Scholar
Bluket, N. A.
1957. [On the problem of studying starch in representatives of the monocotyledons.] Dokl. Mosk. S.-Kh. Akad. Imeni K. A. Timiryazeva.1957
(28): 237–241. [Biol. Abs.35
: 30167.]Google Scholar
1942. Transport of thiamin in the tomato plant. Amer. Jour. Bot.29
: 136–142.Google Scholar
—, andBonner, H.
1948. The B vitamins as plant hormones. Vitam. and Horm.6
: 225–275.Google Scholar
Bowden, D. M.
1961. Correlations between certain criteria of ruminant digestionin vivo
. Diss. Abs.22
: 1.Google Scholar
Bradley, M. V.
, andCrane, J. C.
1960. Gibberellin-induced inhibition of bud development in some species ofPrunus
: 825–826.PubMedGoogle Scholar
Branson, F. A.
1953. Two new factors affecting resistance of grasses to grazing. Jour. Range Mgt.6
: 165–171.Google Scholar
—. 1956. Quantitative effects of clipping treatments on five range grasses. Jour. Range Mgt.9
: 86–88.Google Scholar
Braun, H. J.
1960. [The connection of buds of deciduous trees with the wood of the stem bearing them.] Ber. Deut. Bot. Ges.73
: 258–264. [Biol. Abs.36
: 61612.]Google Scholar
Brockington, N. R.
1960. Studies of the growth of a Hyparrhenia-dominant grassland in Northern Rhodesia. I. Growth and reaction to cutting. Jour. Brit. Grassland Soc.15
: 323–338.Google Scholar
Brougham, R. W.
1959. The effects of frequency and intensity of grazing on the productivity of a pasture of short-rotation ryegrass and red and white clover. New Zeal. Jour. Agr. Res.2
: 1232–1248.Google Scholar
—. 1960. The relationship between the critical leaf area, total chlorophyll content, and maximum growth rate of some pasture and crop plants. Ann. Bot.24
(N.S.): 463–474.Google Scholar
—,Glenday, A. C
andFejer, S. O.
1960. The effects of frequency and intensity of grazing on the genotypic structure of a ryegrass population. New Zeal. Jour. Agr. Res.3
: 442–453.Google Scholar
Brown, C. L.
, andGifford, E. M.
, Jr. 1958. The relation of the cotyledons to root development of pine embryos grownin vitro
. Plant Physiol.33
: 57–64.PubMedGoogle Scholar
Brown, D. 1954. Methods of surveying and measuring vegetation. Commonwealth Bur. Pastures & Field Crops, Bull. 42. 223 pp.
Brubaker, K. K.
1959. Effects of several patterns of defoliation on fruit production of the tomato fruit (Lycopersicon esculentum Mill
.) with reference to possible paths of carbohydrate movement from leaves to fruit. Diss. Abs.20
: 1940.Google Scholar
1956. Effect of defoliation on growth of longleaf pine seedlings. Forest Sci.2
: 31–35.Google Scholar
Bryant, H. T.
, andBlaser, R. E.
1961. Yields and stands of orchardgrass compared under clipping and grazing intensities. Agron. Jour.53
: 9–11.Google Scholar
Buell, J. H.
1940. Effect of season of cutting on sprouting of dogwood. Jour. Forestry38
: 649–650.Google Scholar
Burton, G. W., Jackson, J. E.
, andKnox, F. E.
1959. The influence of light reduction upon the production, persistence and chemical composition of coastal bermudagrass. Agron. Jour.51
: 537–542.Google Scholar
Butcher, D. N.
, andStreet, H. E.
1960a. Effects of kinetin on the growth of excised tomato roots. Physiol. Plant.13
: 46–55.Google Scholar
——. 1960b. The effect of gibberellins on the growth of excised tomato roots. Jour. Exp. Bot.11
: 206–216.Google Scholar
Butler, G. W., Greenwood, R. M.
, andSoper, K.
1959. Effects of shading and defoliation on the turnover of root and nodule tissue of plants ofTrifolium repens, Trifolium pratense
. New Zeal. Jour. Agr. Res.2
: 415–426.Google Scholar
Buttrose, M. S.
, andMay, L. H.
1959. Physiology of cereal grains. I. The source of carbon for the developing barley kernel. Austral. Jour. Biol. Sci.12
: 40–52. [Biol. Abs.34
: 5377.]Google Scholar
Gaird, R. W.
1945. Influence of site and grazing intensity on yields of grass forage in the Texas Panhandle. Jour. Forestry43
: 45–49.Google Scholar
Canfield, R. H. 1939. The effect of intensity and frequency of clipping on density and yield of black grama and tobosa grass. U. S. Dept. Agr., Tech. Bull. 681. 32 pp.
, andVicente-Chandler, J.
1961. Cutting height strongly affects yields of tropical grasses. Agron. Jour.53
: 59–60.Google Scholar
Carter, J. F.
, andLaw, A. G.
1948. The effect of clipping upon the vegetative development of some perennial grasses. Jour. Amer. Soc. Agron.40
: 1084–1091.Google Scholar
Chandler, W. H.
1942. Deciduous orchards. Lea and Febiger, Philadelphia. 438 pp.Google Scholar
Chapman, H. W., Gleason, L. S.
, andLoomis, W. E.
1954. The carbon dioxide content of field air. Plant Physiol.29
: 500–503.PubMedGoogle Scholar
1960. Vernalization and its relations to dormancy. Ann. Rev. Plant Physiol.11
: 191–238.Google Scholar
Clark, D. G.
1942. Influence of vitamin B1
on the growth ofAgrostis tenuis
. Plant Physiol.17
: 137–140.PubMedGoogle Scholar
Clark, F. B.
1955. Black walnut responds to pruning. Jour. Forestry53
: 362–365.Google Scholar
Colville, W. L.
, andTorrie, J. H.
1962. Effects of management on food reserves, root rot incidence and forage yields of medium red clover,Trifolium pratense
L. Agron. Jour.54
: 332–335.Google Scholar
Comstock, V. E.
, andLaw, A. G.
1948. The effect of clipping on the yield, botanical composition, and protein content of alfalfagrass mixtures. Jour. Amer. Soc. Agron.40
: 1074–1083.Google Scholar
Conard, E. C.
1954. Effect of time of cutting on yield and botanical composition of prairie hay in southeastern Nebraska. Jour. Range Mgt.7
: 181–182.Google Scholar
Cook, C. W., andHarris, L. E. 1950. The nutritive value of range forage as affected by vegetation, site and stage of maturity. Utah Agr. Exp. Sta., Bull. 344. 45 pp.
—, andStoddart, L. A.
1953. Some growth responses of crested wheatgrass following herbage removal. Jour. Range Mgt.6
: 267–270.Google Scholar
——. 1960. Physiological responses of big sagebrush to different types of herbage removal. Jour. Range Mgt.13
: 14–16.Google Scholar
——, andKinsinger, F.
1958. Responses of crested wheatgrass to various clipping treatments. Ecol. Monog.28
: 237–272.Google Scholar
Cooper, C. S.
1956. The effect of time and height of cutting on yield, crude protein content and vegetative composition of a native flood meadow in eastern Oregon. Agron. Jour.48
: 257–258.Google Scholar
Crider, F. J. 1945. Three introduced lovegrasses for soil conservation. U. S. Dept. Agr. Circ. 730. 90 pp.
-. 1955. Root-growth stoppage resulting from defoliation of grass. U. S. Dept. Agr., Tech. Bull. 1102. 23 pp.
Crockett, J. J. 1960. Effects of intensity of clipping on three range grasses from grazed and ungrazed areas in west-central Kansas. M.S. Thesis, Fort Hays Kansas State College.
Crowder, L. V., Vanegas, J.
, andSilva, J.
1960. The influence of cutting interval on alfalfa production in the high Andes. Agron. Jour.52
: 128–130.Google Scholar
Culley, M. J., Campbell, R. S.
, andCanfield, R. H.
1933. Values and limitations of clipped quadrats. Ecology14
: 35–39.Google Scholar
Curtis, J. T.
, andPartch, M. L.
1950. Some factors affecting flower production inAndropogon gerardi
: 488–489.Google Scholar
Curtis, O. F.
, andClark, D. G.
1950. An introduction to plant physiology. McGraw-Hill Book Co., New York. 752 pp.Google Scholar
Dale, J. E.
1959. Some effects of the continuous removal of floral buds on the growth of the cotton plant. Ann. Bot.23
(N.S.): 636–649.Google Scholar
Daubenmire, R. F.
1959. Plants and environment. 2nd Ed. J. Wiley & Sons, Inc., New York. 422 pp.Google Scholar
Davidson, J. C
andDonald, C. M.
1958. The growth of swards of subterranean clover with particular reference to leaf area. Austral. Jour. Agr. Res.9
: 53–72.Google Scholar
Davis, C. W. 1953. Clipped plots on the Annie Creek and Hyster Experimental areas for 1952. So. Dak. Dept. Game, Fish & Parks. P-R Project 12-R-10. Completion report.
Davis, L. D.
1957. Flowering and alternate bearing. Proc. Amer. Soc. Hort. Sci.70
: 545–556.Google Scholar
Davis, W. E. P.
1960. Effect of clipping at various heights on characteristics of regrowth in reed canarygrass (Phalaris arundinacea
L.). Canad. Jour. Plant Sci.40
: 452–457.Google Scholar
Dawson, J. R. O.
, andStreet, H. E.
1959a. Behavior in culture of excised root clones of red clover. Bot. Gaz.120
: 217–227.Google Scholar
——. 1959b. Growth responses of excised roots of red clover. Bot. Gaz.120
: 227–234.Google Scholar
Dean, C. E.
1959. The relationship between carbohydrate level and root development of tobacco transplants and the effect of some plant bed treatments on these factors. Diss. Abs.20
: 1516–1517.Google Scholar
DeBano, L. F. 1957. The effect of season and degree of use on the physiological response and nutritive content of desert forage plants. M. S. Thesis, Utah State Univ.
Decker, A. M., Jr., MacDonald, H. A., Wakefield, R. C, andJung, G. A. 1960. Cutting management of alfalfa and Ladino clover in the Northeast. Rhode Island Agr. Expt. Sta., Bull. 356. 40 pp.
Dennis, R. E., Harrison, C. M.
, andErickson, A. E.
1959. Growth responses of alfalfa and sudangrass in relation to cutting practices and soil moisture. Agron. Jour.51
: 617–621.Google Scholar
Dent, J. W.
1959. Seasonal yield and composition of lucerne in relation to the time of cutting first and second growth. Jour. Brit. Grassland Soc.14
: 262–271.Google Scholar
1956. [Growth curves ofLolium perenne
and changes in carbohydrate content of roots and stembases.] Landbauwk. Tijdschr.68
: 947–951. [Chem. Abs.52
: 20413i.]Google Scholar
Dodd, J. D.
, andHopkins, H. H.
1958. Yield and carbohydrate content of blue grama grass as affected by clipping. Tran. Kans. Acad. Sci.61
: 280–287.Google Scholar
Donald, C. M.
1959. Competition for light in pastures. IX Inter. Bot. Cong. Vol.2
—, andBlack, J. N.
1958. The significance of leaf area in pasture growth. Herb. Abs.28
: 1–6.Google Scholar
, andWellensiek, S. J.
1959. Photoperiodic control of floral induction. Ann. Rev. Plant Physiol.10
: 147–184.Google Scholar
Driscoll, R. S.
1957. Effects of intensity and date of herbage removal on herbage production of elk sedge. Jour. Range Mgt.10
: 212.Google Scholar
Dungan, G. H.
, andGausman, H. W.
1951. Clipping corn plants to delay their development. Agron Jour.43
: 90–93.Google Scholar
Eastin, J. D. 1960. Seasonal variation in activity of naturally occurring growth regulators in bromegrass (Bromus inermis Leyss). Ph.D. Diss., Purdue Univ.
Eaton, F. M.
, andErgle, D. R.
1952. Fiber properties and carbohydrate and nitrogen levels of cotton plants as influenced by moisture supply and fruitfulness. Plant Physiol.27
: 541–562.PubMedGoogle Scholar
——. 1953. Relationship of seasonal trends in carbohydrate and nitrogen levels and effects of girdling and spraying with sucrose and urea to the nutritional interpretation of boll shedding in cotton. Plant Physiol.28
: 503–520.PubMedGoogle Scholar
——. 1954. Effects of shade and partial defoliation on carbohydrate levels and the growth, fruiting and fiber properties of cotton plants. Plant Physiol.29
: 39–49.PubMedGoogle Scholar
—, andRigler, N. E.
1945. Effect of light intensity, nitrogen supply, and fruiting on carbohydrate utilization by the cotton plant. Plant Physiol.20
: 380–411.PubMedGoogle Scholar
, andMaeda, S.
1961. Physiological and ecological studies on the clipping of herbage plants. I. Relation between stubble, root starvation and shoot regrowth by clipping in Italian ryegrass. Crop Sci. Soc. Japan, Proc.29
: 307–309. [Biol. Abs. 36: 69772.]Google Scholar
Ehrenreich, J. H.
1959. Effect of burning and clipping on growth of native prairie in Iowa. Jour. Range Mgt.12
: 133–137.Google Scholar
Elder, W. C, andWebster, J. E. 1959. Food reserves in post oak stumps and roots. Okla. State Univ., Tech. Bull. T-80. 11 pp.
Ellett, W. B.
, andCarrier, L.
1915. The effect of frequent clipping on total yield and composition of grasses. Jour. Amer. Soc. Agron.7
: 85–87.Google Scholar
1960. Influence of grazing on plant succession of rangelands. Bot. Rev.26
: 1–78.Google Scholar
1943. Origin and development of primary vascular tissues in seed plants. Bot. Rev.9
: 125–206.Google Scholar
1958. Changes in carbohydrate and nitrogen content of Souri olive leaves in relation to alternate bearing. Proc. Amer. Soc. Hort. Sci.72
: 252–256.Google Scholar
Ferguson, J. D.
, andStreet, H. E.
1958. The carbohydrate nutrition of tomato roots. VI. The inhibition of excised root growth by galactose and mannose and its reversal by dextrose and xylose. Ann. Bot.22
(N.S.): 525–538.Google Scholar
Finnell, H. H.
1929. Relations of grazing to wheat smut and tillering. Jour. Amer. Soc. Agron.21
: 367–374.Google Scholar
Folkins, L. P., Greenshields, J. E. R.
, andNowosad, F. S.
1961. Effect of date and frequency of defoliation on yield and quality of alfalfa. Canad. Jour. Plant Sci.41
: 188–194.Google Scholar
Frazier, J. C.
1943. Amount, distribution, and seasonal trend of certain organic reserves in the root system of field bindweed,Convolvulus arvensis
L. Plant Physiol.18
: 167–184.PubMedGoogle Scholar
1954. Chemical factors controlling the growth of the decotylised pea seedling. Symb. Bot. Upsal.13
(1): 1–83. [Biol. Abs. 29: 29674.]Google Scholar
—. 1955a. The significance of thiamin and pyridoxin for growth of the decotylised pea seedling. Physiol. Plant.8
: 859–868.Google Scholar
—. 1955b. Vitamin requirements of decotylised pea seedlings cultivated in the dark. Experientia11
: 232.PubMedGoogle Scholar
1960. Energy storage: photosynthesis.In
: Stewart, F. C. (ed), Plant physiology, Vol. IB. Academic Press, New York. Pp. 3–277.Google Scholar
Gardner, F. P.
, andWiggans, S. C.
1960. Effect of clipping and nitrogen fertilization on forage and grain yields of spring oats. Agron. Jour.52
: 566–568.Google Scholar
Gardner, J. L.
1942. Studies in tillering. Ecology23
: 162–174.Google Scholar
Garrison, G. A.
1953. Effects of clipping on some range shrubs. Jour. Range Mgt.6
: 309–317.Google Scholar
Gausman, H. W.
, andDungan, G. H.
1954. Some effects of certain plant growth substances on maize. Bot. Gaz.116
: 29–40.Google Scholar
Gautheret, R. J.
1955. The nutrition of plant tissue cultures. Ann. Rev. Plant Physiol.6
: 433–484.Google Scholar
1960a. Effects of cutting treatments on Ladino clover grown alone and in mixture with grasses. I. Productivity and botanical composition of forage. Canad. Jour. Plant Sci.40
: 317–327.Google Scholar
—. 1960b. Effects of cutting treatments on Ladino clover grown alone and in mixture with grasses. II. Chemical composition of forage. Canad. Jour. Plant Sci.40
: 328–334.Google Scholar
Gilmore, A. R.
1961. The carbohydrate reserves of loblolly pine (Pinus taeda
L.) roots in relation to early survival of outplanted seedlings. Diss. Abs.21
: 3576.Google Scholar
Goss, R. L.
1960. The effect of cutting height and nitrogen level on shoot and root production in turfgrasses. Diss. Abs.21
: 410.Google Scholar
Gossett, D. M.
1961. The response of alfalfa to defoliation by grazing animals as compared to clipping. Diss. Abs.22
: 15–16.Google Scholar
Graber, L. F.
1933. Competitive efficiency and productivity of bluegrass (Poa pratensis
L.) with partial defoliation at two levels of cutting. Jour. Amer. Soc. Agron.25
: 328–333.Google Scholar
Graffis, D. W.
1961. The relationship of root carbohydrates of alfalfa,Medicago sativa
L., at the time of harvesting to summer recovery growth. Diss. Abs.21
: 2844.Google Scholar
Grandfield, C. O.
1930. The relation of organic food reserves to the effect of cutting pasture weeds at different stages of growth. Jour. Amer. Soc. Agron.22
: 709–713.Google Scholar
—. 1945. Alfalfa seed production as affected by organic reserves, air temperature, humidity, and soil moisture. Jour. Agr. Res.70
: 123–132.Google Scholar
Gregory, F. G.
1956. General aspects of leaf growth.In
: Milthorpe, F. L. (ed), Growth of leaves. Buttersworths Sci. Publ., London, pp. 3–17.Google Scholar
—, andVeale, J. A.
1957. A reassessment of the problem of apical dominance. Symp. Soc. Exp. Biol.11
: 1–20.Google Scholar
Hackett, D. P.
1959. Respiratory mechanisms in higher plants. Ann. Rev. Plant Physiol.10
: 113–146.Google Scholar
Hageman, R. H., Flesher, D., Wabol, J. J.
, andStorck, D. H.
1961. An improved nutrient culture technique for growing corn under greenhouse conditions. Agron. Jour.53
: 175–180.Google Scholar
Hall, W. C.
andKhan, M. A.
1955. Influence of temperature and day length on growth and sugar content of sugar cane following auxin treatment of cuttings. Bot. Gaz.116
: 274–281.Google Scholar
Harley, C. P., Moon, H. H.
, andRegeimbal, L. O.
1949. A study of correlation between growth and certain nutrient reserves in young apple trees. Proc. Amer. Soc. Hort. Sci.53
: 1–5.Google Scholar
—,Regeimbal, L. O.
, andMoon, H. H.
1958. The role of nitrogen reserves in new growth of apple and the transport of P32
from roots to leaves during early-spring growth. Proc. Amer. Soc. Hort. Sci.72
: 57–63.Google Scholar
Harrison, C. M.
1931. Effect of cutting and fertilizer applications on grass development. Plant Physiol.6
: 669–684.PubMedGoogle Scholar
Hartmann, H. T.
, andRester, D. E.
1959. Plant propagation: principles and practices. Prentice-Hall, Inc., Englewood Cliffs, N.J. 559 pp.Google Scholar
Hashimoto, Y., Takiquchi, S.
, andIsoda, R.
1956. Physiological studies on ineffective tillers in rice, wheat, and barley plants. Proc. Crop Sci. Soc. Japan24
: 166. [Biol. Abs.31
: 29241.]Google Scholar
Heady, H. F.
1950. Studies on bluebunch wheatgrass in Montana and heightweight relationships of certain range grasses. Ecol. Monog.20
: 55–81.Google Scholar
—. 1961. Continuous vs. specialized grazing systems: a review and application to the California annual type. Jour. Range Mgt.14
: 182–193.Google Scholar
Hedrick, D. W.
1958. Proper utilization—a problem in evaluating the physiological response of plants to grazing use: a review. Jour. Range Mgt.11
Heinrichs, D. H.
, andClark, K. W.
1960. Clipping frequency and fertilizer effects on productivity and longevity of five grasses. Canad. Jour. Plant Sci.41
: 97–108.Google Scholar
Hereford, L. R. 1951. The effect of different intensities and frequencies of clipping on forage yield ofAndropogon scoparius Michx. andPaspalum plicatulum Michx. M.S. Thesis, A & M College of Texas.
Hickey, W. C
, Jr. 1961. Growth form of crested wheatgrass as affected by site and grazing. Ecology42
: 173–176.Google Scholar
Hiesey, W. M.
: Went, F. W., The experimental control of plant growth. Chronica Botanica Co., Waltham, Mass. Pp. 153–163.Google Scholar
Hill, H. D.
, andCarnahan, H. L.
1954. Effects of variables in weather and their interactions on metaphase cells in root tips of grasses. Bot. Gaz.116
: 82–86.Google Scholar
Hirst, E. L., Mackenzie, D. J.
, andWylam, C. B.
1959. Analytical studies on the carbohydrates of grasses and clovers. IX. Changes in carbohydrate composition during the growth of lucerne. Jour. Sci. Food Agr.10
: 19–26.Google Scholar
, andBradfield, R.
1962. Effect of varying leaf area by partial defoliation and plant density on dry matter production in corn. Agron. Jour.54
: 523–525.Google Scholar
Hubbard, V. C
andHarper, H. J.
1949. Effect of clipping small grains on composition and yield of forage and grain. Agron. Jour.41
: 85–92.Google Scholar
Hueg, W. F.
, Jr. 1961. The influence of seeding rates on botanical composition and yield of forage mixture under two different cutting treatments. Diss. Abs.21
: 3581.Google Scholar
1958. Interactions entre saccharose, thiamine et auxine dans les corrélations entre bourgeons cotylédonaires chezCicer arietinum
L. Compt. Rend. Acad. Sci. [Paris]247
: 339–341.Google Scholar
—. 1961. Influence comparée de quelques vitamines et de la cinétine sur la dominance epicale. Compt. Rend. Acad. Sci. [Paris]252
: 776–778.Google Scholar
Humphries, E. C.
1956. The relation between the rate of nutrient uptake by excised barley roots and their content of sucrose and reducing sugars. Ann. Bot.20
(N.S.): 411–417.Google Scholar
—. 1958a. Effect of removal of a part of the root system on the subsequent growth of the root and shoot. Ann. Bot.22
(N.S.): 251–257.Google Scholar
—. 1958b. The effect of removal of the root system of barley on the production of ears. Ann. Bot.22
(N.S.): 417–422.Google Scholar
Hyder, D. N.
, andSneva, F. A.
1959. Growth and carbohydrate trends in crested wheatgrass. Jour. Range Mgt.12
: 271–276.Google Scholar
Jackobs, J. A.
1952. The influence of cutting practices on the nitrogen content of ladak alfalfa in the Yakima Valley. Agron. Jour.44
: 132–135.Google Scholar
Jacobs, W. P.
1959. What substance normally controls a given biological process? I. Formulation of some rules. Devel. Biol.1
: 527–533.Google Scholar
—,Danielson, J., Hurst, V.
, andAdams, P.
1959. What substance normally controls a given biological process? II. The relation of auxin to apical dominance. Devel. Biol.1
; 534–554.Google Scholar
Jacques, W. A.
1956. Effects of frequency and times of cutting on two commercial “strains” of pampas grass (Cortaderia selloana
). New Zeal. Jour. Sci., Tech. Sect. A.38
: 332–341.Google Scholar
—, andEdmond, D. B.
1952. Root development in some common New Zealand pasture plants. V. The effect of defoliation and root pruning on cocksfoot (Dactylis glomerata
) and perennial rye-grass (Lo lium perenne
). New Zeal. Jour. Sci., Tech. Sect. A.34
: 231–248.Google Scholar
—, andSchwass, R. H.
1956. Root development in some common New Zealand pasture plants. VII. Seasonal root replacement in perennial rye-grass (Lolium perenne
), Italian rye-grass (L. multiflorum
) and tall fescue (Festuca arundinacea
). New Zeal. Jour. Sci. Tech. Sect. A.37
: 569–583. [Biol. Abs.31
: 5609.]Google Scholar
Jameson, D. A.
, andHuss, D. L.
1959. The effect of clipping leaves and stems on number of tillers, herbage weights, root weights, and food reserves of little bluestem. Jour. Range Mgt.12
: 122–126.Google Scholar
Johnson, R. E. 1957. The effects of clipping on yield, basal cover, and growth of three pasture types in west-central Kansas. M.S. Thesis, Fort Hays Kansas State College.
Jones, M. B.
, andLaude, H. M.
1960. Relationships between sprouting in chamise and the physiological condition of the plant. Jour. Range Mgt.13
: 210–214.Google Scholar
Jones, W. W.
, andSteinacker, M. L.
1951. Seasonal changes in concentration of sugar and starch in leaves and twigs of citrus trees. Proc. Amer. Soc. Hort. Sci.58
: 1–4.Google Scholar
Jung, G. A.
, andSmith, D.
1960. Influence of extended storage at constant low temperature on cold resistance and carbohydrate reserves of alfalfa and medium red clover. Plant Physiol.35
: 123–125.PubMedGoogle Scholar
, andThurman, R. L.
1955. The effect of clipping and grazing on the subsequent growth of winter oats. Agron. Jour.47
: 82–83.Google Scholar
Kelsey, H. P.
, andDayton, W. A.
1942. Standardized Plant Names. J. Horace McFarland Co., Harrisburg, Pa. 675 pp.Google Scholar
Kendall, W. A.
1958. The persistence of red clover and carbohydrate concentration in the roots at various temperatures. Agron. Jour.50
: 657–659.Google Scholar
Kennedy, W. K. 1950. Simulated grazing treatments, effect on yield, botanical composition, and chemical composition of a permanent pasture. Cornell Univ. Agr. Exp. Sta., Mem. 295. 47 pp.
—, andRussell, M. B.
1948. Relationship of top growth, root growth, and apparent specific gravity of the soil under different clipping treatments of a Kentucky bluegrass-wild white clover pasture. Jour. Amer. Soc. Agron.40
: 535–540.Google Scholar
Khan, M. A.
, andHall, W. C.
1953. Effect of growth-regulators on germination (auxiliary bud growth) and root development of sugarcane stem cuttings. Bot. Gaz.115
: 261–271.Google Scholar
——. 1954. Response of sugar-cane cuttings to auxin treatment as modified by other applied compounds. Bot. Gaz.116
: 172–183.Google Scholar
, andYanatori, S.
1959. Studies on starch accumulating capacity of root of rice plant. Proc. Crop Sci. Soc. Japan28
(1): 10–11. [Biol. Abs.35
: 19547.]Google Scholar
, andShaulis, N.
1958. Pruning effects on the growth, yield, and maturity of Concord grapes. Proc. Amer. Soc. Hort. Sci.71
: 167–176.Google Scholar
Kinsinger, F. E.
, andHopkins, H. H.
1961. Carbohydrate content of underground parts of grasses as affected by clipping. Jour. Range Mgt.14
: 9–12.Google Scholar
Klingman, D. L., andMcCarty, M. K. 1958. Interrelations of methods of weed control and pasture management at Lincoln, Nebr., 1949–55. U.S. Dept. Agr. Tech. Bul. 1180. 49 pp.
Klipple, G. E., andCostello, D. F. 1960. Vegetation and cattle responses to different intensities of grazing on shortgrass ranges on the central Great Plains. U. S. Dept. Agr. Tech. Bul. 1216. 82 pp.
Knox, F. E., Burton, G. W.
, andBaird, D. M.
1958. Effect of nitrogen rate and clipping frequency upon lignin content and digestibility of coastal Bermudagrass. Jour. Agr. & Food Chem.6
: 217–219.Google Scholar
Kolomiyets, I. A.
1957. [Physiological effects of pruning.] Sad i Ogorod.1957
(12): 34–36. [Biol. Abs.35
: 30061.]Google Scholar
Kramer, P. J.
, andKozlowski, T.
1960. Physiology of trees. McGraw-Hill Book Co., New York. 642 pp.Google Scholar
Kravtsova, B. E.
1957. An investigation concerning the role of leaves at different levels in the formation of reproductive organs in summer wheat. Dokl. Akad. Nauk SSSR. (Bot. Sci. Sect. Trans.)115
: 147–149.Google Scholar
Kruzhilin, A. S.
, andShvedskoya, Z. M.
1960. The role of leaves in the vernalization of winter cereals and biennials. Fiziol. Rastenii (Trans.)7
: 287–295.Google Scholar
Kucera, C. L.
, andEhrenreich, J. H.
1961. Preliminary results of burning native prairie in central Missouri. Bull. Ecol. Soc. Amer.42
: 103.Google Scholar
Kust, C. A.
1960. The influence of harvest management on yields and food reserve trends in alfalfa grown in pure stands and in grass mixtures. Diss. Abs.20
: 3916.Google Scholar
—, andSmith, D.
1961. Influence of harvest management on level of carbohydrate reserves, longevity of stands, and yields of hay and protein from vernal alfalfa. Crop Sci.1
: 267–269.Google Scholar
Labyak, L. F.
, andSchumacher, F. X.
1954. The contribution of its branches to the main-stem growth of loblolly pine. Jour. Forestry52
: 333–337.Google Scholar
1961. Étude de la dominance apicale en fonction de la grosseur du tubercule chez la pomme de terre (variété Bintje). Compt. Rend. Acad. Sci. [Paris]252
: 779–781.Google Scholar
Lang, R., andBarnes, O. K. 1942. Range forage production in relation to time and frequency of harvesting. Wyo. Agr. Exp. Sta., Bull. 253. 32 pp.
Langer, R. H. M.
1959a. Growth and nutrition of timothy (Phleum pratense
L.). IV. The effect of nitrogen, phosphorus and potassium supply on growth during the first year. Ann. Appl. Biol.47
: 211–221.Google Scholar
—. 1959b. Growth and nutrition of timothy (Phleum pratense
L.). V. Growth and flowering at different levels of nitrogen. Ann. Appl. Biol.47
: 740–751.Google Scholar
—. 1959c. A study of growth in swards of timothy and meadow fescue. II. The effects of cutting treatments. Jour. Agr. Sci.52
: 273–281.Google Scholar
—, andLambert, D. A.
1959. Ear-bearing capacity of tillers arising at different times in herbage grasses grown for seed. Jour. Brit. Grass. Soc.14
: 137–140.Google Scholar
Larsen, E. C.
1947. Photoperiodic responses of geographical strains ofAndropogon scoparius
. Bot. Gaz.109
: 132–149.Google Scholar
Laude, H. M.
1957. Growth of the annual grass plant in response to herbage removal. Jour. Range Mgt.10
: 37–39.Google Scholar
, andLove, R. M.
1957. Differential effect of herbage removal on range species. Jour. Range Mgt.10
: 116–120.Google Scholar
1961. A glass-faced planter box for field observations on roots. Agron. Jour.53
: 265–268.Google Scholar
Lee, A. E.
, andWhaley, W. C.
1953. Effects of thiamin, niacin, and pyridoxine on interval growth of excised tomato roots in culture. Bot. Gaz.114
: 343–348.Google Scholar
Leopold, A. C.
1949. The control of tillering in grasses by auxin. Amer. Jour. Bot.36
: 437–440.Google Scholar
—. 1955. Auxins and plant growth. Univ. of Calif. Press, Berkeley and Los Angeles. 354 pp.Google Scholar
—. 1958. Auxin uses in the control of flowering and fruiting. Ann. Rev. Plant Physiol.9
: 281–310.Google Scholar
—. 1961. Senescence in plant development. Science134
: 1727–1732.PubMedGoogle Scholar
—, andLam, S. L.
1961. The stem apex as a factor in auxin transport. Plant Physiol.36
(Suppl.): xl.Google Scholar
, andJanick, J.
1959. Experimental modification of plant senescence. Plant Physiol.34
: 570–573.PubMedGoogle Scholar
1951. Frost, drought and heat resistance. Ann. Rev. Plant Physiol.2
: 245–268.Google Scholar
—. 1959. Effects of artificial increases in sugar content on frost hardiness. Plant Physiol.34
: 401–402.PubMedGoogle Scholar
—,Sullivan, C. Y., Johansson, N.
, andPettit, R. M.
1961. Sulfhydryls—a new factor in frost resistance. I. Changes in SH content during frost hardening. Plant Physiol.36
: 611–616.PubMedGoogle Scholar
Lindahl, I., Davis, R. E.
, andShepherd, W. O.
1949. The application of the total available carbohydrate method to the study of carbohydrate reserves of switch cane (Arundinaria tecta
). Plant Physiol.24
: 285–294.PubMedGoogle Scholar
Linscott, D. L.
, andMcCarty, M. K.
1962. Effect of mowing and 2,4-D on carbohydrate content and amount of Ironweed roots. Weeds10
: 298–303.Google Scholar
Lockhart, J. A.
, andGottschall, V.
1961. Fruit-induced and apical senescence inPisum sativum
L. Plant Physiol.36
: 389–398.PubMedGoogle Scholar
Lodge, R. W.
1960. Effects of burning, cultivating, and mowing on the yield and consumption of crested wheatgrass. Jour. Range Mgt.13
: 318–321.Google Scholar
Lorenz, R. J., Carlson, C. W., Rogler, G. A.
, andHolmen, H.
1961. Bromegrass and bromegrass-alfalfa yields as influenced by moisture level, fertilizer rates, and harvest frequency. Agron. Jour.53
: 49–52.Google Scholar
Lucey, R. F.
1961. Effects of frequency and rate of irrigation, fertilization, and clipping treatments on yield and botanical composition of several forage species. Diss. Abs.21
: 3219.Google Scholar
Madison, J. H.
, Jr. 1960. The mowing of turfgrass. I. The effect of season, interval, and height of mowing on the growth of seaside bentgrass turf. Agron. Jour.52
: 449–452.Google Scholar
Maggs, D. H.
1959. The pruning response of one-year old apple trees. Ann. Bot.23
(N.S.): 319–330.Google Scholar
Marshall, W. H., Schantz-Hansen, T.
, andWinsness, K. E.
1955. Effects of simulated overbrowsing on small red and white pine trees. Jour. Forestry53
: 420–424.Google Scholar
May, L. H.
1960. The utilization of carbohydrate reserves in pasture plants after defoliation. Herb. Abs.30
: 239–245.Google Scholar
—, andDavidson, J. L.
1958. The role of carbohydrate reserves in regeneration of plants. I. Carbohydrate changes in subterranean clover following defoliation. Austral. Jour. Agr. Res.9
: 767–777.Google Scholar
, andPorter, H. K.
1960. Translocation from leaves of rye. Nature188
: 921–922.Google Scholar
Mays, D. A.
1961. Sudangrass and pearl millet development and productivity as influenced by cutting heights. Diss. Abs.22
: 17.Google Scholar
, andKrober, O. A.
1958. Response of soybeans to leaf and pod removal. Agron. Jour.50
: 674–677.Google Scholar
McCarty, E. C.
1935. Seasonal march of carbohydrates inElymus ambiguus
and their reaction under moderate grazing use. Plant Physiol.10
: 727–738.PubMedGoogle Scholar
-. 1938. The relation of growth to the varying carbohydrate content in mountain brome. U. S. Dept. Agr., Tech. Bul. 598. 24 pp.
-, andPrice, R. 1942. Growth and carbohydrate content of important mountain forage plants in central Utah as affected by clipping and grazing. U. S. Dept. Agr., Tech. Bul. 818. 51 pp.
McClary, J. E.
1940. Synthesis of thiamin by excised roots of maize. Proc. Nat. Acad. Sci.26
: 581–587.PubMedGoogle Scholar
McDonough, W. T.
1959. The significance of the awns of durum wheat as suppliers of photosynthate to the developing kernels. Diss. Abs.20
: 47.Google Scholar
McIlrath, W. J.
, andBogorad, L.
1960. The control of axillary bud growth inXanthium
. Plant Physiol.35
(Suppl.): xix.Google Scholar
McIlvanie, S. K.
1942. Carbohydrate and nitrogen trends in bluebunch wheatgrass,Agropyron spicatum
, with special reference to grazing influences. Plant Physiol.17
: 540–557.PubMedGoogle Scholar
McMurtrey, J. E.
, Jr. 1937. Cross transfers of mineral nutrients in the tobacco plant. Jour. Agr. Res.55
: 475–482.Google Scholar
McWhorter, C. G.
1961. Carbohydrate metabolism of Johnsongrass as influenced by seasonal growth and herbicide treatments. Weeds9
: 563–568.Google Scholar
Merrill, L. B., andYoung, V. A. 1959. Response of curly mesquite to height and frequency of clipping. Texas Agr. Exp. Sta., MP-331. 10 pp.
Miller, C. O.
1961. Kinetin and related compounds in plant growth. Ann. Rev. Plant Physiol.12
: 395–408.Google Scholar
—,Skoog, F., Okumura, F. S., von Saltza, M. H.
, andStrong, F. M.
1956. Isolation, structure, and synthesis of kinetin, a substance promoting cell division. Jour. Amer. Chem. Soc.78
: 1375–1380.Google Scholar
Mitchell, K. J.
1953. Influence of light and temperature on the growth of rye grass (Lolium
spp.). II. The control of lateral bud development. Physiol. Plant.6
: 425–443.Google Scholar
Mooney, H. A.
, andBillings, W. D.
1960. The annual carbohydrate cycle of alpine plants as related to growth. Amer. Jour. Bot.47
: 594–598.Google Scholar
Moran, C. H., Sprague, V. G.
, andSullivan, J. T.
1953. Changes in the carbohydrate reserves of Ladino white clover following defoliation. Plant Physiol.28
: 467–474.PubMedGoogle Scholar
Morgan, D. R.
, andStreet, H. E.
1959. The carbohydrate nutrition of tomato roots. VII. Sugars, sugar phosphates, and sugar alcohols as respiratory substrates for excised roots. Ann. Bot.23
(N.S.): 89–105.Google Scholar
Morris, C. J. 1959. Paper chromatography of sugars.In: Thompson, J. F., et al: Partition chromatography and its use in the plant sciences. Bot. Rev.25: 1–263.
Morris, H. D.
1960. Oats, wheat and rye for grazing and grain; effect of nitrogen fertilization and duration of clipping period on moisture content and kernel size. Ga. Agr. Res.2
(2): 5–6.Google Scholar
—, andGardner, F. P.
1958. The effect of nitrogen fertilization and duration of clipping period on forage and grain yields of oats, wheat, and rye. Agron. Jour.50
: 454–457.Google Scholar
Morrison, F. B.
1959. Feeds and feeding. Morrison Publ. Co., Clinton, Iowa. 22nd Ed. 1165 pp.Google Scholar
1960. Studies on morphological and physiological changes in shoot apex of rice plant during floral differentiation. I. Distribution of polysaccharides in shoot apex of a light-sensitive variety observed under short-day treatment. Jap. Jour. Breed.10
(2): 75–80. [Biol. Abs.36
: 21529.]Google Scholar
, andTsukahara, S.
1959. Studies on metabolism of rice plant during the ripening period. III. Changes in nitrogen and carbohydrates at various nodal parts. Nippon Dojo-Hiryogaku Zasshi30
: 302–306. [Chem. Abs.55
: 26140d.]Google Scholar
1956. On the translocation of P32
between panicle bearing shoots and barren shoots in rice plant. Proc. Crop Sci. Soc. Japan.25
: 71–72. [Biol. Abs.33
: 31370.]Google Scholar
Nedrow, W. W.
1937. Studies on the ecology of roots. Ecology18
: 26–52Google Scholar
Neiland, B. M.
, andCurtis, J. T.
1956. Differential responses to clipping of six prairie grasses in Wisconsin. Ecology37
: 355–365Google Scholar
Nelson, C. E.
, andRobins, J. S.
1957. Nitrogen uptake by Ladino cloverorchardgrass pasture under irrigation as influenced by moisture, nitrogen fertilization, and clipping treatments. Agron. Jour.49
: 72–74Google Scholar
Nelson, E. W. 1934. The influence of precipitation and grazing upon black grama grass range. U. S. Dept. Agr., Tech. Bul. 409. 32 pp.
Newell, L. C, andKeim, F. D. 1947. Effects of mowing frequency on the yield and protein content of several grasses grown in pure stands. Nebr. Agr. Exp. Sta., Res. Bull. 150. 36 pp.
Nickerson, N. H.
, andEmbler, T. N.
1960. Studies involving sustained treatment of maize with gibberellic acid I. Further notes on responses of races. Ann. Mo. Bot. Garden47
: 227–242Google Scholar
Nikitina, E. V.
1940. [The dynamics of shoot formation and of plastic substances in wild forage plants in relation to different times and methods of their utilization on meadows and pastures.] Bot. Z. SSSR25
: 68–74. [Herb. Abs.11
: 618.]Google Scholar
Norman, A. G.
1939. Biochemical approach to grass problems. Jour. Amer. Soc. Agron.31
: 751–760Google Scholar
Norman, M. J. T.
1960. The relationship between competition and defoliation in pasture. Jour. Brit. Grass. Soc.15
: 145–149Google Scholar
1956. Factors affecting the nutritive value of range forage. Jour. Range Mgt.9
: 220–225Google Scholar
1959. Nitrogenous reserves of apple trees. Physiol. Plant.12
: 594–648.Google Scholar
Oswalt, D. L., Bertrand, A. R.
, andTeel, M. R.
1959. Influence of nitrogen fertilization and clipping on grass roots. Proc. Soil Sci. Soc. Amer.23
: 228–230.Google Scholar
Oyenuga, V. A.
1960. Effect of stage of growth and frequency of cutting on the yield and chemical composition of some Nigerian fodder grasses—Panicum maximum
Jacq. Jour. Agr. Sci.55
: 339–350Google Scholar
Palandzhyan, V. A.
1957. [Quantitative variation of starch in the wood of some woody species in Yerevan.] Biol. Bot. Sada. Akad. Nauk. Ar MSSM1957
(16): 13–22. [Biol. Abs.35
: 51202.]Google Scholar
, andDezsi, L.
1960. [The translocation of nutrients between fertile and sterile shoots of wheat.] Acta. Bot. Acad. Sci. Hungaricae6
(1/2): 65–74. [Biol. Abs.36
: 11855.]Google Scholar
Palmer, J. H.
1958. Studies in the behavior of the rhizome ofAgropyron repens
(L) Beauv. I. The seasonal development and growth of the parent plant and rhizome. New Phytol.57
: 145–160.Google Scholar
1956. Drought resistance in woody plants. Bot. Rev.22
: 241–289.Google Scholar
Parker, K. W.
, andSampson, A. W.
1930. Influence of leafage removal on anatomical structure of roots ofStipa pulchra
. Plant Physiol.5
: 543–553.PubMedGoogle Scholar
——. 1931. Growth and yield of certain Gramineae as influenced by reduction of photosynthetic tissue. Hilgardia5
: 361–381.Google Scholar
Parsons, J. L.
, andDavis, R. R.
1960. Forage production of vernal alfalfa under differential cutting and phosphorus fertilization. Agron. Jour.52
: 441–443.Google Scholar
——. 1961. Cutting schedules affect forage production of birdsfoot trefoil-orchardgrass. Ohio Farm & Home Res.46
(3): 40–41.Google Scholar
Pauli, A. W.
, andLaude, H. H.
1959. Protein and carbohydrate relationships in winter wheat as influenced by mechanical injury. Agron. Jour.51
: 55–57.Google Scholar
—, andStickler, F. C.
1961. Leaf removal in grain sorghum. III. Main culm-tiller relationships. Agron. Jour.53
: 319–321.Google Scholar
Pearson, L. C
andLawrence, D. B.
1958. Photosynthesis in aspen bark. Amer. Jour. Bot.45
: 383–387.Google Scholar
Pederson, M. W., Jones, L. G., andRogers, T. H. 1961. Producing seeds of the legumes. U. S. Dept. Agr., Yearbook: 171–181.
Pendleton, R. A.
1954. Cultural practices related to yields and germination of sugar beet seed. Proc. Amer. Sugar Beet Tech.8
(1): 157–160.Google Scholar
Peterson, M. L., Cooper, J. P.
, andVose, P. B.
1958. Non-flowering strains of herbage grasses. Nature181
: 591–594.Google Scholar
Peterson, R. A.
1962. Factors affecting resistance to heavy grazing in needle- and-thread grass. Jour. Range Mgt.15
: 183–189.Google Scholar
Petinov, N. S.
, andPavlov, A. N.
1960. [Participation of ear sheaths of wheat in absorption of nitrogen from nutrient sprays.] Dokl. Akad. Nauk SSSR.130
: 929–931. [Chem. Abs.54
: 15800d.]Google Scholar
Pierre, J. J.
, andJackobs, J. A.
1953. The effect of cutting treatments on birdsfoot trefoil. Agron. Jour.45
: 463–468.Google Scholar
Pond, F. W.
1960. Vigor of Idaho fescue in relation to different grazing intensities. Jour. Range Mgt.13
: 28–30.Google Scholar
—. 1961. Effect of three intensities of clipping on the density and production of meadow vegetation. Jour. Range Mgt.14
: 34–38.Google Scholar
Priestly, C. A.
1960. Seasonal changes in the carbohydrate resources of some six-year-old apple trees. East Mailing Res. Sta., Ann. Rep.1959
: 70–77. [Biol. Abs.35
: 64365.]Google Scholar
-. 1962. Carbohydrate resources within the perennial plant. Commonwealth Bur. Hort. Plant. Crops Tech., Comm. 27. 116 pp.
Prine, G. M.
, andBurton, G. W.
1956. The effect of nitrogen rate and clipping frequency upon the yield, protein content, and certain morphological characteristics of coastal Bermuda grass (Cynodon dactylon
(L) Pers.). Agron. Jour.48
: 296–301.Google Scholar
, andKoenig, R.
1959. The influence of the substrate and oxygen tension on the gas exchange and growth of isolated root tips. Flora147
: 358–381. [Biol. Abs.35
: 14166.]Google Scholar
culture of plant embryos and factors controlling their growth. Bot. Rev.20
: 201–225.Google Scholar
1951. Seasonal variations in the rate of pasture regrowth after grazing. Plant & Soil3
: 309–338.Google Scholar
, andMaclusky, D. S.
1960. Studies on the cutting management of grass-clover swards. II. The effects of close cutting with either a gang mower or a reciprocating-knife mower on the yields from an established grass-clover sward. Jour. Agr. Sci.54
: 158–165.Google Scholar
Richardson, S. D.
1956. Photosynthesis and root growth in tree seedlings. Overdruk uit het Landbouwkundig Tijdschrift68
: 775–782.Google Scholar
—. 1957. The effect of leaf age on the rate of photosynthesis in detached leaves of tree seedlings. Acta. Bot. Néerl.6
: 445–457. [Biol. Abs.32
Ridgman, W. J.
1960. The effect of height of cutting on the subsequent growth and yield of lucerne. Jour. Brit. Grass. Soc.15
: 291–295.Google Scholar
Robbins, W. J. 1951. Vitamin and amino acid requirements for the growth of higher plants.In: Skoog Folke [ed], Plant growth substances. Univ. Wisc. Press. Pp. 463–476.
Roberts, E. H.
, andStreet, H. E.
1955. The continuous culture of excised rye roots. Physiol. Plant.8
: 238–262. [Biol. Abs.30
: 2711.]Google Scholar
Roberts, H. M.
1958. The effect of defoliation on the seed-producing capacity of bred strains of grasses. I. Timothy and perennial ryegrass. Jour. Brit. Grass. Soc.13
: 225–261.Google Scholar
—. 1959. The effect of defoliation on the seed-producing capacity of bred strains of grasses. 2. Cocksfoot. Jour. Brit. Grass. Soc.14
: 58–64.Google Scholar
Robertson, J. H.
1933. Effect of frequent clipping on the development of certain grass seedlings. Plant Physiol.8
: 425–447.PubMedGoogle Scholar
Robinson, R. R., Sprague, V. G.
, andLueck, A. G.
1952. The effect of irrigation, nitrogen fertilization, and clipping treatments on persistence of clover and on total seasonal distributional yields in a Kentucky bluegrass sod. Agron. Jour.44
: 239–244.Google Scholar
, andRyan, G. F.
1960. The influence of season and temperature on carbohydrates in avocado shoots. Proc. Amer. Soc. Hort. Sci.76
: 253–261.Google Scholar
Ruby, E. S.
, andYoung, V. A.
1953. The influence of intensity and frequency of clipping on the root system of brownseed paspalum. Jour. Range Mgt.6
: 94–99.Google Scholar
Runyon, N. R.
1943. The effect of season of growth and clipping on the chemical composition of blue grama (Bouteloua gracilis
). Trans. Kans. Acad. Sci.46
: 116–121.Google Scholar
Sacher, J. A.
1956. Observations on pine embryos grownin vitro
. Bot. Gaz.117
: 206–214.Google Scholar
Sachs, R. M., andLang, A. 1961. Shoot histogenesis and the sub-apical meristem: the action of gibberellic acid, Amo-1618, and maleic hydrazide.In: Plant growth regulation. Iowa State College Press. Pp. 567–578.
Sackston, W. E.
1959. Effects of artificial defoliation on sunflowers. Canad. Jour. Plant Sci.39
: 108–118.Google Scholar
, andSílová, A.
1960. [Free amino acid relations in apple leaves before and during the differentiation of flower buds.] Biol. Plant.2
(1): 70–75. [Biol. Abs.36
: 21628.]Google Scholar
Sakurai, M, Kumai, S., Hirose, M.
, andSanada, T.
1960. Physiological and ecological studies on the mechanism of regrowth of grasses. I. Changes in respiration of roots of orchard grass, Italian ryegrass, and Ladino clover by cutting. Proc. Crop Sci. Soc. Japan28
: 311–312. [Biol. Abs.35
: 54008.]Google Scholar
Salisbury, F. B.
1961. Photoperiodism and the flowering process. Ann. Rev. Plant Physiol.12
Sampson, A. W.
1951. A symposium on rotation grazing in North America. Jour. Range Mgt.4
: 19–24Google Scholar
—, andMcCarty, E. C.
1930. The carbohydrate metabolism ofStipa pulchra
: 61–100.Google Scholar
1959. Studies on starch contained in the tissues of rice plant. VI. On the elongation of upper lateral buds. Proc. Crop Sci. Soc. Japan28
: 30–32. [Biol. Abs.35
: 19558.]Google Scholar
Saubert-v. Hausen, S.
1948. On the role of growth substances in higher plants. Physiol. Plant.1
: 85–94.Google Scholar
Schopfer, W. H.
1949. Plants and vitamins. Chronica Botanica Co., Waltham, Mass. 293 pp.Google Scholar
Schwass, R. H.
, andJacques, W. A.
1956. Root development in some common New Zealand pasture plants. VIII. The relationship of top growth to root growth in perennial ryegrass (Lolium perenne
), Italian ryegrass (Lolium multiflorum
), and tall fescue (Festuca arundinacea
). New Zeal. Jour. Sci., Tech. Ser. A.38
: 109–119.Google Scholar
Sharples, G. E.
, andBurkhart, L.
1954. Seasonal changes in carbohydrates in the Marsh grapefruit tree in Arizona. Proc. Amer. Soc. Hort. Sci.63
: 74–80.Google Scholar
Shelton, D. C, andReid, R. L. 1960. Measuring the nutritive value of forages usingin vitro rumen technique. VIII Int. Grass. Congr., Proc., Paper 4B/3.
Singh, B. N.
, andLal, K. N.
1935. Investigation of the effect of age on assimilation of leaves. Ann. Bot.49
: 291–307.Google Scholar
Sinnott, E. W.
1960. Plant morphogenesis. McGraw-Hill Book Co., New York. 550 pp.Google Scholar
Skripcinskii, A. V.
1955. [Duration of the life and function of the roots in various forms of perennial rye and wheat grass.] Dokl. Akad. Nauk. SSSR101
: 371–373. [Biol. Abs.31
: 15238.]Google Scholar
Slabaugh, P. E.
1957. Effects of live crown removal on the growth of red pine, Jour. Forestry55
: 904–906.Google Scholar
Smelov, S. P., andMorozov, A. S. 1939. [Dynamics of reserve carbohydrates in the chief perennial grasses.] Sovet. Bot. No. 5: 18–30. [Herb. Abs.10: 746.]
Smith, E. F.
, andYoung, V. A.
1959. The effect of burning on the chemical composition of little bluestem. Jour. Range Mgt.12
: 139–140.Google Scholar
Smith, E. L.
1960. Effects of burning and clipping at various times during the wet season on tropical tall grass range in northern Australia. Jour. Range Mgt.13
: 197–203.Google Scholar
Smith, P. F.
1944. Inhibition of growth in guayule as affected by topping and defoliation. Amer. Jour. Bot.31
: 328–336.Google Scholar
Snow, A. G.
, Jr. 1941. Variables affecting vegetative propagation of red and sugar maple. Jour. Forestry39
: 395–404.Google Scholar
1925. The correlative inhibitions of the growth of axillary buds. Ann. Bot.39
: 841–859.Google Scholar
—. 1929. The young leaf as the inhibiting organ. New Phytol.28
: 345–358.Google Scholar
, andRao, H. K. S.
1959. The effect of different cutting treatments on the yield and chemical composition ofAlysicarpus rugosus
D. C. Indian Jour. Agron4
(2): 92–100. [Chem. Abs.54
: 17564c.]Google Scholar
1958. Effects of flowering on the root system and summer survival of ryegrass. New Zeal. Jour. Agr. Res.1
: 329–340.Google Scholar
Sparhawk, W. N. 1918. Effect of grazing upon western yellow pine reproduction in central Idaho. U. S. Dept. Agr., Bull. 738. 31 pp.
Sprague, M. A.
1954. The effect of grazing management of forage and grain production from rye, wheat and oats. Agron. Jour.46
: 29–33.Google Scholar
Sprague, V. G., Robinson, R. R., andGarber, R. J. 1952. Management of grasslands in the Northeastern states. Penn. Agr. Exp. Sta., Bull. 554. 30 pp.
—, andSullivan, J. T.
1950. Reserve carbohydrates in orchard grass clipped periodically. Plant Physiol.25
: 92–102.PubMedGoogle Scholar
Spurrier, E. C.
1956. The aftermath production of three pasture grasses following clipping to control flowering. Diss. Abs.16
: 1770–1771.Google Scholar
Stapledon, R. G.
, andMilton, W. E. J.
1930. The effect of different cutting and manurial treatments on tiller and root development of cocksfoot. Welsh Jour. Agr.6
: 166–174.Google Scholar
Stein, W. I.
1955. Pruning to different heights in young Douglasfir. Jour. Forestry53
: 352–355.Google Scholar
Stickler, F. C.
, andJohnson, I. J.
1959. The influence of clipping on dry matter and nitrogen production of legume green manures. Agron. Jour.51
: 137–138.Google Scholar
—, andPauli, A. W.
1961. Leaf removal in grain sorghum. I. Effects of certain defoliation treatments on yield and components of yield. Agron. Jour.53
: 99–102.Google Scholar
Stoddart, L. A.
1941. Chemical composition ofSymphoricarpos rotundifolius
as influenced by soil, site, and date of collection. Jour. Agr. Res.63
: 727–739.Google Scholar
-. 1946. Some physical and chemical responses ofAgropyron spicatum to herbage removal at various seasons. Utah Agr. Exp. Sta., Bull. 324. 24 pp.
1960. Maize endosperm tissue grownin vitro.
III. Development of a synthetic medium. Amer. Jour. Bot.47
: 641–647.Google Scholar
—, andLaRue, C. D.
1954. Maize endosperm tissue grownin vitro.
I. Culture requirements. Amer. Jour. Bot.41
: 687–694.Google Scholar
Street, H. E.
1957. Excised root culture. Biol. Rev.32
: 117–155.Google Scholar
—. 1960. Hormones and the control of root growth. Nature188
: 272–274.Google Scholar
—. 1961. The natural auxins of roots. Adv. Sci.18
(71): 13–18.Google Scholar
Strepkov, S. M.
1960. [The dynamics of formation of carbohydrates in the vegetative organs ofHelianthus tuberosus
(2): 161–167. [Biol. Abs.36
: 21632.]Google Scholar
Sullivan, J. R.
, andSprague, V. G.
1953. Reserve carbohydrates in orchard grass cut for hay. Plant Physiol28
: 304–313.PubMedGoogle Scholar
Talling, J. F.
1961. Photosynthesis under natural conditions. Ann. Rev. Plant Physiol.12
: 133–154.Google Scholar
, andUllstrup, A. J.
1958. Cultivation in vitro of excised endosperm and meristem tissues of corn. Bull. Torrey Bot. Club85
: 260–272.Google Scholar
1958a. Characteristics of the physiological function of leaves in definite positions on the stem of the rice plant. X. Carbohydrate metabolism of the leaves of the main stem. Nippon Dojo Hiryogaku Zasshi29
: 291–294. [Chem. Abs.55
: 1815i.]Google Scholar
—. 1958b. Characteristics of the physiological function of the leaves in definite positions on the stem of rice plant. XI. Comparison of photosynthetic activity of leaves at various position on the main stem and the translocation of photosynthetic products within the plant. Nippon Dojo Hiryogaku Zasshi29
: 327–367. [Chem. Abs.55
: 1816c.]Google Scholar
Tatarinova, V. K.
1958. [The interrelations of shoots of a tuft of meadow grass.] Fiziol. Rastenii5
: 447–449.Google Scholar
Taylor, T. H., Washko, J. B.
, andBlaser, R. E.
1960. Dry matter yield and botanical composition of an orchardgrass-Ladino white clover mixture under clipping and grazing conditions. Agron. Jour.52
: 217–220.Google Scholar
Teel, M. R.
1956. The physiological age of bromegrass (Bromus inermis
Leyss) as it affects growth rate following defoliation. Diss. Abs.16
: 844.Google Scholar
Tesar, M. B.
, andAhlgren, H. L.
1950. Effect of height and frequency of cutting on the productivity and survival of Ladino clover (Trifolium repens
L.). Agron. Jour.42
: 230–235.Google Scholar
1954. The effect of clipping frequency on the productivity and root development of Russian wild ryegrass in the field. Canad. Jour. Agr. Sci.34
: 299–304.Google Scholar
ThimanN, K. V.
1937. On the nature of inhibitions caused by auxin. Amer. Jour. Bot.24
: 407–412.Google Scholar
—. 1954. Correlations of growth by humoral influences. XIII. Int. Bot. Congr., Proc, Sec.11
: 114–128.Google Scholar
—. 1957. Growth and growth hormones in plants. Amer. Jour. Bot.44
: 49–55.Google Scholar
—. 1959. Correlative aspects of the shoot. IX. Int. Bot. Congr., Proc. Vol. 2: 396–397.Google Scholar
—, andLaloraya, M. M.
1960. Changes in nitrogen in pea stem sections under the action of kinetin. Physiol. Plant.13
: 165–178.Google Scholar
—, andSkoog, F.
1934. On the inhibition of bud development and other functions of growth substances onVicia faba
. Proc. Roy. Soc. B.114
: 317–339.Google Scholar
Thomas, M. D.
1955. Effect of ecological factors on photosynthesis. Ann. Rev. Plant Physiol.6
: 135–156.Google Scholar
Thurman, R. L.
, andGrissom, P.
1954. Relationship of top and root growth of oats. Agron. Jour.46
: 474–475.Google Scholar
Tilley, J. M. A., Deraiz, R. E., andTerry, R. A. 1960. Thein vitro measurement of herbage digestibility and assessment of nutritive value. Proc. VIII. Int. Grass. Congr. Paper 4B/5.
Tincker, M. A. H.
1930. The effect of cutting to ground level upon the growth of established plants ofDactylis glomerata
andPhleum pra tense
. Welsh Jour. Agr.6
: 182–198.Google Scholar
Tolbert, N. E.
1961. Alteration of plant growth by chemicals. Bull. Torrey Bot. Club88
: 313–320.Google Scholar
Tomanek, G. W.
, andAlbertson, F. W.
1953. Some effects of different intensities of grazing on mixed prairies near Hays, Kansas. Jour. Range Mgt.6
: 299–306.Google Scholar
Torres Mas, J. 1958. The effect of gibberellic acid on root growth stoppage in several grasses following severe clipping. M.S. Thesis, A & M College of Texas.
Torrey, J. G.
1956. Physiology of root elongation. Ann. Rev. Plant Physiol.7
: 237–266.Google Scholar
Troughton, A. 1957. The underground organs of herbage grasses. Commonwealth Bur. Pastures and Field Crops Bull. 44. 163 pp.
Trowbridge, P. F., et al. 1915. Studies of the timothy plant. II. Mo. Agr. Exp. Sta., Res. Bull. 20. [Quoted in Wilson, H. K., 1944.]
1961. Recent progress and the goals of plant tissue culture. Bull. Torrey Bot. Club88
: 350–360.Google Scholar
Turner, G. T.
, andKlipple, G. E.
1952. Growth characteristics of blue grama in northeastern Colorado. Jour. Range Mgt.5
: 22–28.Google Scholar
U. S. Department of Agriculture. 1961. How to make full use of sunlight. Agr. Res.10
(3): 3–4.Google Scholar
Ureno, M., Yoshihara, K.
, andKawanabe, S.
1960. Studies on the root function of forage crops. II. Effect of cutting on the sod-binding of orchard grass sward. Proc. Crop Sci. Soc. Japan29
: 172–174. [Biol. Abs.36
: 18610.]Google Scholar
Vicente-Chandler, J., Caro-Costas, R.
, andFigarella, J.
1953. The effect of two heights of cutting and three fertility levels on the yield, protein content and species composition of a tropical kudzu and molassesgrass pasture. Agron. Jour.45
: 397–400.Google Scholar
Vitkovskaya, V. V.
1956. [Effect of phase condition of wheat upon the content of carbohydrates in the leaves.] Zap Leningrad S-Kh. Inst.1956
(11): 69–73. [Biol. Abs.35
: 24964.]Google Scholar
, andRendina, N.
1960. Fattori condizionanti la funzionalita tiaminica in piante superiori e cenni sugli effetti della bocca dei ruminanti sulle erbe pascolative. Acta Med. Vet.6
: 379–405.Google Scholar
Wagner, R. E.
1952a. Effects of differential clipping on growth and development of seedling grasses and legumes. Agron. Jour.44
: 578–584.Google Scholar
-. 1952b. Yields and botanical composition of four grass-legume mixtures under differential cutting. U. S. Dept. Agr., Tech. Bul. 1063. 53 pp.
1957. The water-soluble carbohydrates of grasses. III. First and second year growth. Jour. Sci. Food Agr.8
: 422–428.Google Scholar
Ward, C. Y.
, andBlaser, R. E.
1961. Carbohydrate food reserves and leaf area in regrowth of orchard grass. Crop Sci.5
: 366–370.Google Scholar
Ward, G. M.
1960. Sucrose synthesis in the seedling wheat leaf. Canad. Jour. Bot.38
: 581–596.Google Scholar
Watkins, J. M.
, andSeveren, M. L.
1951. Effect of frequency and height of cutting on the yield, stand, and protein content of some forages in El Salvador. Agron. Jour.43
: 291–296.Google Scholar
Watson, D. J.
1952. The physiological basis of variation in yield. Adv. in Agron.4
: 101–145.Google Scholar
—. 1956. Leaf growth in relation to crop yield.In
: Milthorpe, F. L. [ed], Growth of leaves. Buttersworth Sci. Publ., London. Pp. 178–191.Google Scholar
—. 1958. The dependence of net assimilation rate on leaf-area index. Ann. Bot.22
(N.S.): 37–54.Google Scholar
—,Thorne, G. N.
, andFrench, S. A. W.
1958. Physiological causes of differences in grain yield between varieties of barley. Ann. Bot22
(N.S.): 321–352.Google Scholar
Weaver, J. E.
1930. Underground plant development in its relation to grazing. Ecology11
: 543–557.Google Scholar
—. 1958. Summary and interpretation of underground development in natural grassland communities. Ecol. Monog.28
: 55–78.Google Scholar
—, andRowland, N. W.
1952. Effects of excessive natural mulch on development, yield, and structure of native grassland. Bot. Gaz.114
: 1–19.Google Scholar
—, andZink, E.
1946. Length of life of roots of ten species of perennial range and pasture grasses. Plant Physiol.21
: 201–217.PubMedGoogle Scholar
Weaver, R. J.
1946. Some effects of season, habitat, and clipping on the chemical composition ofAndropogon furcatus
. Bot. Gaz.107
: 427–441.Google Scholar
Webster, J. E., Shyrock, G. D.
, andMcIlvain, E. H.
1959. Seasonal variations in the carbohydrate composition of two species of grama grass. Plant Physiol.34
(Suppl.): vii.Google Scholar
1940. Storage of root reserves in Rhodes grass. Plant Physiol.15
: 467–484.PubMedGoogle Scholar
—. 1947. Determination of total available carbohydrates in plants. Plant Physiol.22
: 279–290.PubMedGoogle Scholar
—. 1948. Underground development and reserves of grasses. Jour. Brit. Grass. Soc.3
: 115–140.Google Scholar
—. 1961. Total available carbohydrates in grasses and legumes. Herb. Abs.31
: 255–261.Google Scholar
Weir, W. C, Jones, L. G.
, andMeyer, J. H.
1960. Effect of cutting interval and stage of maturity on the digestibility and yield of alfalfa. Jour. Animal Sci.19
: 5–19.Google Scholar
Wenger, K. F.
1953. The sprouting of sweetgum in relation to season of cutting and carbohydrate content. Plant Physiol.28
: 35–49.PubMedGoogle Scholar
Went, F. W.
1938. Specific factors other than auxin affecting growth and root formation. Plant Physiol.13
: 55–80.PubMedGoogle Scholar
—. 1939. Some experiments on bud growth. Am. Jour. Bot.26
: 109–117.Google Scholar
Whistler, R. L.
, andYoung, J. R.
1960. The role of hemicelluloses in the oat plant. Arch. Biochem. & Biophys.89
: 1–5.Google Scholar
White, D. B.
1961. Effects of tissue extracts on the growth of intact roots. Diss. Abs.21
: 3606–3607.Google Scholar
White, P. R.
1943. A handbook of plant tissue culture. Ronald Press. New York. 277 pp.Google Scholar
—. 1951. Nutritional requirements of isolated plant tissues and organs. Ann. Rev. Plant Physiol.2
: 231–244.Google Scholar
, andThimann, K. V.
1956. The antagonism between kinetin and indoleacetic acid in lateral bud development. Plant Physiol.31
(Suppl.): xxviii.Google Scholar
——. 1960. The antagonism of auxin and kinetin in apical dominance. II. The transport of IAA in pea stems in relation to apical dominance. Physiol. Plant.13
: 539–554.Google Scholar
Wildman, S. G.
, andHansen, E.
1940. A semi-micro method for the determination of reducing sugars. Plant Physiol.15
: 719–725.PubMedGoogle Scholar
Wilson, D. B.
, andMcGuire, W. S.
1961. Effects of clipping and nitrogen on competition between three pasture species. Canad. Jour. Plant Sci.41
: 631–642.Google Scholar
Wilson, H. K.
1944. Control of noxious plants. Bot. Rev.10
: 279–326.Google Scholar
Wood, G. M.
, andSprague, M. A.
1952. Relation of organic food reserves to cold hardiness of Ladino clover. Agron. Jour.44
: 318–325.Google Scholar
Woodhams, D. H.
, andKozlowski, T. T.
1954. Effects of soil moisture stress on carbohydrate development and growth in plants. Amer. Jour. Bot.41
: 316–320.Google Scholar
Woods, F. W. 1955. Control of woody weeds: some physiological aspects. South. Forest Exp. Sta., Occas. Pap. 143. 50 pp.
-, andCassady, J. T. 1961. Sandhills scrub oaks following cutting.In: Hardwood sprout development on cleared sites. So. Forest Exp. Sta., Occas. Pap. 186. Pp. 1–6.
—,Harris, H. C
andCaldwell, R. E.
1959. Monthly variations of carbohydrates and nitrogen in roots of sandhill oaks and wiregrass. Ecology40
: 292–295.Google Scholar
Wylam, C. B.
1953. Analytical studies on the carbohydrates of grasses and clovers. III. Carbohydrate breakdown during wilting and ensilage. Jour. Sci. Food Agr.4
: 527–531.Google Scholar
Yin, H. C, Shen, Y. K.
, andShen, K. M.
1958. Translocation of assimilates between tillers and leaves in rice plant during ripening. Acta Biol. Exp. Sinica6
: 105–110. [Biol. Abs.35
: 71666.]Google Scholar
Young, H. E.
, andKramer, P. J.
1952. The effect of pruning on the height and diameter growth of loblolly pine. Jour. Forestry50
: 474–479.Google Scholar
Young, V. A.
, andPayne, G. F.
1948. Utilization of “key” browse species in relation to proper grazing practices in cutover western white pine lands in northern Idaho. Jour. Forestry46
: 35–40.Google Scholar
1961. White clover investigations. I. Effect of seed rates and cutting treatments on flower formation and yield of seed. Jour. Agr. Sci.57
: 199–212.Google Scholar