Large-scale use of F1 hybrids in „Vorstenlanden” tobacco C. Coolhaas OriginalPaper 01 February 1952 Pages: 3 - 9
Forest genetics and poplar breeding in The Netherlands G. Houtzagers OriginalPaper 01 February 1952 Pages: 10 - 14
The theoretical basis of the polycross test S. J. Wellensiek OriginalPaper 01 February 1952 Pages: 15 - 19
Species differentiation in the section Tuberarium of Solanum with particular reference to the use of interspecific hybridisation in breeding H. W. HowardM. S. Swaminathan OriginalPaper 01 February 1952 Pages: 20 - 28
The identification of pea varieties in the seedling stage F. M. van der Vaart OriginalPaper 01 February 1952 Pages: 29 - 33
Studies in the breeding of Derris elliptica and Derris malaccensis H. J. Toxopeus OriginalPaper 01 February 1952 Pages: 34 - 42
Some observations on the influence of the length of day on the leaf growth of red garden beets O. Banga OriginalPaper 01 February 1952 Pages: 43 - 48
De afstamming en de nakomelingen van de Katahdin aardappel G. A. Thijn OriginalPaper 01 February 1952 Pages: 57 - 59
Vaktijdschriften op het gebied van de plantenveredeling H. de Haan OriginalPaper 01 February 1952 Pages: 60 - 61
Een E.C.A. reis voor het klein fruit Hester G. Kronenberg OriginalPaper 01 February 1952 Pages: 64 - 68
