Fifteen years of co-operation between the government and industry in the sphere of agricultural plant breeding F. E. Nijdam OriginalPaper Pages: 201 - 205
The prospects of controlling potato sickness by growing resistant varieties C. A. Huijsman OriginalPaper Pages: 223 - 228
Use of dihaploid potatoes in breeding for ground frost resistance N. J. Van SuchtelenJ. Verdenius OriginalPaper Pages: 236 - 238
The history of distributing starting material by governmental institutes to potato breeders in the Netherlands G. A. Thijn OriginalPaper Pages: 239 - 244
Sources of resistance to mildew and stripe rust in breeding spring barley G. Dantuma OriginalPaper Pages: 245 - 249
Variations in the protein content of wheat and its influence on the sedimentation value and the baking quality J. Mesdag OriginalPaper Pages: 250 - 261
On the occurrence of male sterility in West-European fodder and sugar beets D. Kloen OriginalPaper Pages: 268 - 272
Natural and experimental hybrids of ryegrasses and meadow fescue F. Wit OriginalPaper Pages: 294 - 304
The inheritance of harsh leaves in tetraploid cocksfoot G. E. Van Dijk OriginalPaper Pages: 305 - 313
Inoculation with ascospores of Sclerotinia trifoliorum for detection of clover rot resistant red clover J. Dijkstra OriginalPaper Pages: 314 - 329
The mutagenic effect of treatment with EMS at different temperatures in Pisum sativum G. J. Speckmann OriginalPaper Pages: 337 - 344
