Towards a more efficient utilization of genic male sterility in breeding hybrid barley and wheat J. G. Th. Hermsen OriginalPaper Pages: 221 - 224
The length of stomata as an indicator for polyploidy in rye-grasses G. J. SpeckmannJ. Post JrH. Dijkstra OriginalPaper Pages: 225 - 230
Studies on the inheritance of resistance to tobacco virus in the tomato M. J. PhillipS. HonmaH. H. Murakishi OriginalPaper Pages: 231 - 236
First supplementary list of genotypes of hybrid necrosis of wheat varieties A. C. Zeven OriginalPaper Pages: 239 - 243
Germinal pore number in pollen grains as a selection basis in the production of tetraploid clover J. DijkstraG. J. Speckmann OriginalPaper Pages: 244 - 248
A modified method of counting chromosomes in root tip cells of wheat J. Waninge BriefCommunication Pages: 249 - 250
Cytological data on some wild tropical Vigna species and cultivars from cowpea and asparagus bean J. A. Frahm-Leliveld OriginalPaper Pages: 251 - 270
Genetics of hairiness transferred from gossypium raimondii to G. hirsutum J. H. Saunders OriginalPaper Pages: 276 - 282
Further studies on the propagation of cauliflower Shigemi HonmaN. S. Mansour BriefCommunication Pages: 283 - 284
Linkage between S alleles and pigmentation genes in marrow-stem kale, brassica oleracea K. F. ThompsonJ. P. Taylor OriginalPaper Pages: 285 - 292
Increasing colchicine effectiveness in woody plants with special reference to fruit crops C. P. A. IyerG. S. Randhawa BriefCommunication Pages: 293 - 295
Radiation-induced variation in ray-floret characteristics of annual chrysanthemum R. S. Rana OriginalPaper Pages: 296 - 300
Cultural factors in plant domestication in the new world Carl O. Sauer OriginalPaper Pages: 301 - 306
Cytological and genetical studies on hybrids between sorghum almum parodi (2n=40) and some diploid (2n=20) species of sorghum A. J. Pritchard OriginalPaper Pages: 307 - 314
Performance of the Swedish lucerne variety U 0615 from seed multiplied in Israel Sven BingeforsAmos Dovrat OriginalPaper Pages: 315 - 325
Remote hybridisation as a method of creating new species and varieties of plants N. V. Tsitsin OriginalPaper Pages: 326 - 330