Description and identification of black currant varieties by winter characters L. M. WassenaarK. Hofman OriginalPaper Pages: 1 - 17
The origin of new forms of the garden Chrysanthemum G. J. DowrickA. El-Bayoumi OriginalPaper Pages: 32 - 38
Assessment of varietal reaction and breeding for resistance to the yellow-dwarf virus in barley P. L. CatherallJ. D. Hayes OriginalPaper Pages: 39 - 51
Inbreeding depression and heterosis in autotetraploids with application to Medicago sativa L. Thad H. BusbiceC. P. Wilsie OriginalPaper Pages: 52 - 67
Inbreeding and the production of commercial F1 hybrid seed of brussels sprouts A. G. Johnson OriginalPaper Pages: 68 - 79
Variation in the pathogenicity of Erysiphe graminis D.C. F. Sp. Avenae, and its relation to the development of mildew-resistant oat cultivars J. D. HayesI. T. Jones OriginalPaper Pages: 80 - 86
The hybridization of coffea canephora pierre- A technique using waxed cartons D. J. Butt OriginalPaper Pages: 87 - 89
Investigations on the inheritance and responses to selection of riceyness in early summer cauliflower L. E. Watts OriginalPaper Pages: 90 - 98
The inheritance of winter hardiness in Pisum I Deran MarkarianR. L. Andersen OriginalPaper Pages: 102 - 110
Further observations on the relationship between growth and yield in cocoa varieties D. R. Glendinning OriginalPaper Pages: 116 - 127
Genetic determination of natural self-pollination in scottish glasshouse tomatoes Gordon HaskellEric B. Paterson OriginalPaper Pages: 128 - 132
