A comparison between single plant plots and five plant plots for the initial selection stage of a potato breeding programme J. Brown OriginalPaper Pages: 711 - 718
Components of resistance to Liriomyza trifolii in Chrysanthemum morifolium and Chrysanthemum pacificum J. De JongM. Van De Vrie OriginalPaper Pages: 719 - 724
The importance of abortive stoma penetration in the partial resistance and nonhost reaction of adult barley and wheat plants to leaf rust fungi R. E. Niks OriginalPaper Pages: 725 - 731
The inheritance of nitrate content in lettuce (Lactuca sativa L.) K. ReininkR. Groenwold OriginalPaper Pages: 733 - 744
Morphology and vigour of monohaploid potato clones, their corresponding homozygous diploids and tetraploids and their heterozygous diploid parent B. A. UijtewaalE. JacobsenJ. G. Th. Hermsen OriginalPaper Pages: 745 - 753
Variation of high-molecular-weight glutenin subunits amongst cultivars of Triticum turgidum L. from Portugal Victor VallegaTristaõ Mello-Sampayo OriginalPaper Pages: 755 - 762
Factors affecting haploid production in wheat using the Hordeum bulbosum system. 3. Post-fertilization effects on embryo survival L. A. SitchJ. W. Snape OriginalPaper Pages: 763 - 773
Some studies in spring frost tolerance in black currants (Ribes nigrum L.) A. Dale OriginalPaper Pages: 775 - 781
Indonesian mungbean landraces I. Pure-line selection for yield when intercropped with maize F. G. J. M. van den Bosch OriginalPaper Pages: 783 - 790
Indonesian mungbean landraces II. Comparison of performance, components of variance and selection for grain yield under wide row-spacing in monoculture and when intercropped with maize F. G. J. M. Van Den Bosch OriginalPaper Pages: 791 - 801
Inheritance of resistance to Xanthomonas campestris pv phaseoli in tetary bean (Phaseolus acutifolius) E. DrijfhoutW. J. Blok OriginalPaper Pages: 803 - 808
Graft-induced change in fruit shape in Capsicum annuum L. I. genetic analysis by crossing N. YagishitaY. Hirata OriginalPaper Pages: 809 - 814
Electrophoretic variation among and within strains of ‘kharkof’ wheat maintained at 11 locations T. S. CoxW. D. Worrall OriginalPaper Pages: 815 - 822
Mutations for polygenic traits in barley under nutrient stress T. S. CoxD. J. CoxK. J. Frey OriginalPaper Pages: 823 - 829
Honeycomb selection for yield in early generations of spring wheat D. M. LunguP. J. KaltsikesE. N. Larter OriginalPaper Pages: 831 - 839
Nonhost plant species as donors for resistance to pathogens with narrow host range I. Determination of nonhost status R. E. Niks OriginalPaper Pages: 841 - 852
Note on an inoculation method to infect young apple seedlings with Nectria galligena Bres. W. E. Van De Weg BriefCommunication Pages: 853 - 854
Flower colour analyses in tulip (Tulipa L.). The occurrence of carotenoids and flavonoids in tulip tepals J. P. Van EijkM. NieuwhofP. Keijzer OriginalPaper Pages: 855 - 862
Induction of polyploidy and cytological characterization of autotetraploids of Trifolium riograndense Burkart (Leguminosae) Maria Teresa SchifinoMaria Ireneb Moraes Fernandes OriginalPaper Pages: 863 - 872
Inheritance studies with nine characters in Capsicum annuum L. Chen ShifrissEli Eidelman OriginalPaper Pages: 873 - 875
Expression of nuclear-cytoplasmic interactions and heterosis in quantitative traits of oats (Avena spp.) W. D. BeavisK. J. Frey OriginalPaper Pages: 877 - 886
Genetic control of flowering time and its component processes in subterranean clover (Trifolium subterraneum L.) P. A. SalisburyY. AitkenG. M. Halloran OriginalPaper Pages: 887 - 902
Analysis of host genotype x rhizobial strain interaction in N2 fixation George C. J. FernandezJ. Creighton Miller Jr. OriginalPaper Pages: 903 - 911
Evaluation of parent selection methods for yield improvement of cowpea (Vigna unguiculata (L.) Walp.) N. ThurlingM. Ratinam OriginalPaper Pages: 913 - 926
Chromosomal monogenic dominant male sterility in chinese cabbage (Brassica rapa supbs. pekinensis (Lour.) hanelt) Q. P. van der Meer OriginalPaper Pages: 927 - 931
