Variation in the expression of specificity in two maize diseases A. E. JennsK. J. LeonardR. H. Moll OriginalPaper Pages: 269 - 279
A database management system for information retrieval and documentation of experiments for plant breeders D. J. AndrewsR. C. Hardwick OriginalPaper Pages: 281 - 285
Pollen and pollination experiments. VI. Heat resistance of pollen M. Clara MarcucciT. VisserJ. M. Van Tuyl OriginalPaper Pages: 287 - 290
Resistance of lettuce (Lactuca) to the leaf aphid Nasonovia ribis nigri. 1. Transfer of resistance from L. virosa to L. sativa by interspecific crosses and selection of resistant breeding lines A. H. EeninkR. GroenwoldF. L. Dieleman OriginalPaper Pages: 291 - 299
Resistance of lettuce (Lactuca) to the leaf aphid Nasonovia ribis nigri. 2. Inheritance of the resistance A. H. EeninkF. L. DielemanR. Groenwold OriginalPaper Pages: 301 - 304
Pollen and pollination experiments. V. An empirical basis for a mentor pollen effect observed on the growth of incompatible pollen tubes in pear T. VisserE. H. Oost OriginalPaper Pages: 305 - 312
The production of alien monosomic additions in Beta vulgaris as a source for the introgression of resistance to beet root nematode (Heterodera schachtii) from Beta species of the section Patellares G. J. SpeckmannTh. S. M. De Bock OriginalPaper Pages: 313 - 323
An S-allele survey of cabbage (Brassica oleracea var. Capitata) D. J. Ockendon OriginalPaper Pages: 325 - 331
Overcoming self-incompatibility in Ipomoea cairica by IAA Renuka SoodKiran PrabhaShrish C. Gupta OriginalPaper Pages: 333 - 339
Molecular diversity and plant disease resistance: An electrophoretic comparison of near-isogenic lines of wilt-resistant or -susceptible Pisum sativum L. cv. William Massey J. S. HuntM. F. Barnes OriginalPaper Pages: 341 - 348
A sampling technique for assessing digestibility of Italian ryegrass populations B. E. TylerM. V. Hayward OriginalPaper Pages: 349 - 355
Genetical control of alkaloids in Lupinus albus Jill E. M. HarrisonWatkin Williams OriginalPaper Pages: 357 - 364
Interspecific hybridization in the genus Arachis through embryo culture Y. P. S. BajajP. KumarK. S. Labana OriginalPaper Pages: 365 - 370
Pollen mother cell and anther wall development in a photoperiod-insensitive male-sterile mutant of pigeon pea (Cajanus cajan (L.) Millsp.) Ian S. DundasK. B. SaxenaD. E. Byth OriginalPaper Pages: 371 - 375
Agronomic and quality characteristics of spring wheat lines selected for protein content and protein yield F. H. McNealC. F. McGuireD. L. Klindworth OriginalPaper Pages: 377 - 381
The application of pattern analysis for the recognition of adaptation in a collection of Lolium multiflorum populations M. D. HaywardI. H. DelaceyD. W. Drake OriginalPaper Pages: 383 - 396
Evolution of reproductive behaviour in the genus eleusine K. N. GaneshaiahR. Uma Shaanker OriginalPaper Pages: 397 - 404
A mechanism for inhibiting cross-fertilization in pigeonpea (Cajanus cajan (L.) Millsp.) D. E. BythK. B. SaxenaE. S. Wallis OriginalPaper Pages: 405 - 408
Cytological and geographical characterizations of Hemarthria K. H. QuesenberryA. J. OakesDorothy S. Jessop OriginalPaper Pages: 409 - 416
Electrophoretic variation as a tool for determining seed purity and for breeding hybrid varieties of Brassica oleracea P. ArúsS. D. TanksleyR. A. Jones OriginalPaper Pages: 417 - 428
Bioenergetic considerations in breeding for insect and pathogen resistance in plants R. MitraC. R. Bhatia OriginalPaper Pages: 429 - 437
The effect of pollination bag type on seed quality and size in Hordeum inter- and intraspecific hybridization R. A. Pickering OriginalPaper Pages: 439 - 449
The stability of induced compact mutant clones of Bramley's Seedling apple C. N. D. Lacey OriginalPaper Pages: 451 - 459
Relationship between tolerance and resistance to pepper mottle virus in a cross between Capsicum annuum L. × Capsicum chinense Jacq. R. Subramanya OriginalPaper Pages: 461 - 464
Balanced designs for observing intra-variety nearest-neighbour interactions Alan Veevers OriginalPaper Pages: 465 - 468
Induced mutants of Cox's Orange Pippin apple with increased self-compatibility. 1. Production and selection A. I. CampbellC. N. D. Lacey OriginalPaper Pages: 469 - 475
A study of dominance at the locus controlling cyanoglucoside production in Trifolium repens L. M. A. HughesJ. D. Stirling OriginalPaper Pages: 477 - 483
The differential responses of chrysanthemum cultivars to light and temperature J. De Jong OriginalPaper Pages: 485 - 492
Selection in segregating generations of autogamous species. I. Selection response for combined selection W. E. Weber OriginalPaper Pages: 493 - 502
Gibberellins as gametocides for the common onion (Allium cepa L.). III. GA4+7 and pollen viability Q. P. van der MeerJ. L. van Bennekom OriginalPaper Pages: 503 - 506
The use of hand-held terminals and micro-computers for the recording and analysis of potato cyst nematode counts Linda FarrerStephen C. M. NG OriginalPaper Pages: 507 - 510
Induced mutants of Cox's Orange Pippin apple with apparent increased self-compatibility. 2. Laboratory and orchard assessment and testing C. N. D. LaceyR. M. ChurchP. Richardson OriginalPaper Pages: 511 - 518
The shriveling of pollinated pistils as an aid to rapid determination of Chrysanthemum pollen viability J. De JongY. O. Kho OriginalPaper Pages: 519 - 521
Efficiency of bunch-planted and single-planted seedlings for selecting superior families in sugarcane J. C. Skinner OriginalPaper Pages: 523 - 537
Generation mean analysis to identify and partition the components of genetic resistance to Septoria nodorum in wheat E. J. MullaneyJ. M. MartinA. L. Scharen OriginalPaper Pages: 539 - 545