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—. Seed characters of alfalfa and certain other species ofMedicago. Ia. State Coll. Jour. Sci.21: 153–159. 1947.
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Johnson, L. P. V. General preliminary studies on the physiology of delayed germination inAvena fatua. Canad. Jour. Res., C,13: 283–300. 1935.
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—. Effect of chemical treatments on the germination of forest tree seeds. For. Chron.22: 17–24. 1946.
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—. Four fungus parasites of sweet clover infecting seed. Phytopath.29: 912–913. 1939.
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—. Viability and dormancy in seeds ofPolygonum amphibium L.,P. coccineum Muhl. andP. hydropiperoides Michx. Am. Jour. Bot.31: 369–377. 1944.
—. Germination of seed of Florida beggarweed. Proc. Assoc. Off. Seed Anal.34: 103–104. 1944.
—. A review of literature on the use of the fluroescence test for the classification ofLolium species and hybrids. Proc. Assoc. Off. Seed Anal.36: 86–93. 1946.
— andMarks, Regna W. Germination of unscarified and scarified seed ofLathyrus hirsutus L., under laboratory, greenhouse and field conditions. Proc. Assoc. Off. Seed Anal.35: 104–114. 1944.
— andWhitehead, M. D. Viability of velvet bean,Stiz-olobium spp., seed as affected by date of harvest, weathering, storage and lodging Jour. Am. Soc. Agron.34: 1000–1009. 1942.
——. Viability of bulblets ofAllium canadense andA. vineale occurring in seeds of cereals and crimson clover. Proc. Assoc. Off. Seed Anal.34: 109–114. 1942.
——. Seed production, viability and dormancy in the nut grasses,Cyperus rofundus andCyperus esculentus. Jour. Agr. Res.73: 303–318. 1946.
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Kearns, Vivian andToole, E. H. Relation of temperature and moisture content to longevity of Chewings fescue seed. U.S. Dept. Agr. Tech. Bull. 670. 1939.
-. Temperature and other factors affecting the germination of fescue seed. U.S. Dept. Agr. Tech. Bull. 638. 1939.
Kendrick, James B. Fruit invasion and seed carriage of tomato fusarium wilt. Phytopath.34: 1005. 1944.
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Kincaid, Randall R. The effects of certain environmental factors on germination of Florida cigar wrapper tobacco seeds. Fla. Agr. Exp. Sta., Bull 277. 1935.
— The effect of storage conditions on the viability of tobacco seed. Jour. Agr. Res.67: 407–410. 1943.
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Porter, R.H. Recent developments in seed technology. Bot. Rev 15, 283–344 (1949). https://doi.org/10.1007/BF02861694
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DOI: https://doi.org/10.1007/BF02861694