The use of physiological characters in breeding for yield in wheat F. G. H. Lupton Abstract Pages: 375 - 380
Contribution of carbon assimilated before and after heading to the accumulation of organic compounds in the grain of some cereals H. Birecka Abstract Pages: 381 - 383
Photosynthetic production after ear emergence as a yield-limiting factor in the culture of cereals Volkmar Story Abstract Pages: 384 - 388
International cooperation in mutation breeding research Björn Sigurbjörnsson Abstract Pages: 389 - 394
Fertility of interchange heterozygotes in Triticum durum A. BozziniG. Martini Abstract Pages: 408 - 410
Comportment and evolution of 4 synthetic varieties of italian raygrass (Lolium multiflorum Lam.) G. van Bogaert Abstract Pages: 411 - 413
Differential behaviour of individual characters of lucerne varieties cultivated as spaced-plants and broadcast pure sward G. C. Chisci Abstract Pages: 414 - 415
Correlation between average quantitative characters of lucerne varieties cultivated as spaced-plants and broadcast sward G. C. Chisci Abstract Pages: 416 - 417
La réversibilité de la couleur des fruits du poirier Max Red Bartlett B. PejkićA. Djokić Abstract Pages: 418 - 424
Recurrent selection as a method for developing maize synthetics resistant to fusarium stalk rot M. A. Abu El-FadlM. F. El-Ebrashy Abstract Pages: 428 - 429
Breeding of Resistance against physiological races of Plasmodiophora brassicae Wor. Gunnar Weisaeth Abstract Pages: 430 - 433