Reduction of ploidy level of tetraploid large-flowered garden pansies (Viola x wittrockiana Gams.) to diploid level after crossing with diploid V. tricolor L. G. H. Kroon OriginalPaper Pages: 165 - 170
Chromosome number and plant morphology in some ecotypes of Poa pratensis L. G. J. SpeckmannG. E. Van Dijk OriginalPaper Pages: 171 - 180
‘Electric aided’ pollination: A method of breaking incompatibility in Brassica oleracea L. H. P. J. R. RoggenA. J. van DijkC. Dorsman OriginalPaper Pages: 181 - 184
Some aspects of cross-pollination in wheat (Triticum aestivum L.) 1. Pollen concentration in the field as influenced by variety, diurnal pattern, weather conditions and level as compared to the height of the pollen donor A. Ph. de Vries OriginalPaper Pages: 185 - 203
Attempts to localize the gene Ch 1 for hybrid chlorosis in wheat J. G. Th. HermsenJ. Waninge OriginalPaper Pages: 204 - 208
Plasmons and male sterility types in Solanum verrucosum and its interspecific hybrid derivatives M. M. F. AbdallaJ. G. Th. Hermsen OriginalPaper Pages: 209 - 220
Breaking breeding barriers in Lycopersicon. 1. The genus Lycopersicon, its breeding barriers and the importance of breaking these barriers N. G. Hogenboom OriginalPaper Pages: 221 - 227
Breaking breeding barriers in Lycopersicon. 2. Breakdown of self-incompatibility in L. peruvianum (L.) Mill. N. G. Hogenboom OriginalPaper Pages: 228 - 243
Breaking breeding barriers in Lycopersicon. 3. Inheritance of self-compatibility in L. peruvianum (L.) Mill. N. G. Hogenboom OriginalPaper Pages: 244 - 256
Analysis of growth in the oil palm II. Estimation of genetic variances of growth parameters and yield of fruit bunches J. J. HardonR. H. V. CorleyS. C. Ool OriginalPaper Pages: 257 - 264
Inheritance of functional male sterility in Streptocarpus Constant Nymph and its mutants A. C. Zeven OriginalPaper Pages: 265 - 270
Origin of maize: The tripartite hypothesis J. M. J. De WetJ. R. Harlan OriginalPaper Pages: 271 - 279
Different sex phenotypes of Cucumis sativus L. and C. melo L. and their endogenous gibberellin activity Delbert D. Hemphill JrL. R. BakerH. M. Sell OriginalPaper Pages: 285 - 291
Diallel analysis of competition between some barley species and their hybrids J. Norrington-Davies OriginalPaper Pages: 292 - 308
Some causes of variation in the proportion of selfed seed present in F1 hybrid seed lots of Brussels sprouts A. G. Johnson OriginalPaper Pages: 309 - 316
Cytogenetics of tropical bulbous ornamentals. IX. Breeding systems in Zephyranthes N. S. RainaT. N. Khoshoo OriginalPaper Pages: 317 - 323
The genetic basis of present breeding methods in forage crops E. L. BreeseM. D. Hayward OriginalPaper Pages: 324 - 336
Oil composition of Mentha aquatica-M. longifolia F1 hybrids and M. dumetorum M. J. MurrayD. E. Lincoln OriginalPaper Pages: 337 - 343
Pangola stunt virus studied in pangolagrass and Digitaria hybrids S. C. SchankJ. R. EdwardsonM. A. Overman OriginalPaper Pages: 344 - 351
Association between groat protein percentage and certain plant and seed traits in interspecific oat crosses A. R. CampbellK. J. Frey OriginalPaper Pages: 352 - 362
The genetic basis for low coefficient of infection to stem rust in common wheat S. RajaramN. H. Luig OriginalPaper Pages: 363 - 376
Clonal evaluation for increased seed production in two species of forage grasses, Festuca arundinacea Schreb. and Phleum pratense L. E. W. Bean OriginalPaper Pages: 377 - 383
Factors affecting the production of filled seeds in sunflower K. R. Khanna OriginalPaper Pages: 384 - 387
