Unusual behaviour of growing pollen tubes in the styles and ovules of Spinacia oleracea L. M. S. RamannaM. C. A. Mutsaerts OriginalPaper Pages: 145 - 151
Flowering biology of wheat, particularly in view of hybrid seed production — A review A. Ph. De Vries OriginalPaper Pages: 152 - 170
The effect of colchicine treatment on Solanum acaule and S. bulbocastanum; A complete analysis of ploidy chimeras in S. bulbocastanum J. G. Th. HermsenA. J. E. De Boer OriginalPaper Pages: 171 - 180
Crosses between Hordeum vulgare L. and H. bulbosum L. II. Elimination of chromosomes in hybrid tissues W. Lange OriginalPaper Pages: 181 - 194
Pre-selection of compact mutants induced by X-ray treatment in apple and pear T. VisserJ. J. VerhaeghD. P. De Vries OriginalPaper Pages: 195 - 207
Germinability of beans (Phaseolus vulgaris L.) at low temperatures E. Kooistra OriginalPaper Pages: 208 - 213
Variation in taste and chemical composition of the tomato (Lycopersicon esculentum Mill.) J. W. De BruynF. GarretsenE. Kooistra OriginalPaper Pages: 214 - 227
Strawberry breeding for red core resistance in the Netherlands Hester G. KronenbergC. P. J. Van de LindeloofL. M. Wassenaar OriginalPaper Pages: 228 - 234
Testing for resistance to fungal leaf diseases in an inexpensive growth chamber J. A. Huyskes OriginalPaper Pages: 235 - 238
Fifth supplementary list of wheat varieties classified according to their genotype for hybrid necrosis and geographical distribution of Ne-genes A. C. Zeven OriginalPaper Pages: 239 - 254
Origin and evolution of teosinte (Zea mexicana (Schrad.) Kuntze) J. M. J. De WetJ. R. HarlanC. A. Grant OriginalPaper Pages: 255 - 265
Selection of timothy (Phleum pratense L.) under different conditions of culture S. O. Fejer OriginalPaper Pages: 270 - 280
Transfer of stem rust seedling resistance from wild diploid einkorn to tetraploid durum wheat by means of a triploid hybrid bridge Z. K. Gerechter-AmitaiI. WahlD. Zohary OriginalPaper Pages: 281 - 285
Crossability between some Pelargonium species Patricia M. HarneyT. W. Chow OriginalPaper Pages: 286 - 291
Turkish barley varieties as a source of resistance to net blotch T. N. Khan OriginalPaper Pages: 292 - 298
Efficient detection of asparagus monoploids for the production of colchiploid inbreds M. J. BassettR. J. SnyderF. F. Angell OriginalPaper Pages: 299 - 301
The taxonomic and cytogenetic implications of the problem of naming amphiploids of Triticum and Secale B. R. Baum OriginalPaper Pages: 302 - 306
Analysis of growth of the oil palm (Elaeis guineensis Jacq.) I. Estimation of growth parameters and application in breeding R. H. V. CorleyJ. J. HardonTan G. Y. OriginalPaper Pages: 307 - 315
Genetical investigations into photosynthetic rate in Brassica 1. A simple technique for measuring photosynthesis of leaves of kale T. D. JohnstonP. A. York OriginalPaper Pages: 316 - 318
Radiation and genetical studies to estimate the number of embryonic initials taking part in the formation of the shoot meristem of Vicia ervilia and Lathyrus sativus M. A. Q. ShaikhM. B. E. Godward OriginalPaper Pages: 319 - 326
Factors affecting pollen shedding capacity in wheat S. M. BeriS. C. Anand OriginalPaper Pages: 327 - 332
Using aluminium dishes in determining dry matter for fodder and sugar beets T. S. M. De BockC. F. KrechtingB. Lekkerkerker BriefCommunication Pages: 333 - 334
