Variation in sex ratio between progeny groups in dairy cattle Reuven Bar-AnanAlan Robertson OriginalPaper Pages: 63 - 65
Nuclear and cytoplasmic chloroplast mutants induced by chemical mutagens in Mimulus cardinalis: Genetics and ultrastructure Dennis M. TravisKenneth D. StewartKenneth G. Wilson OriginalPaper Pages: 67 - 77
Estimation of broad sense heritability in plant populations: an improved method M. Hühn OriginalPaper Pages: 87 - 99
Isoenzyme frequencies in long-term selection lines of Drosophila melanogaster I. Isoenzyme frequencies of the esterases (Est) and larval alkaline phosphatases (Aph) in temperature selected lines Hans -J. Muhs OriginalPaper Pages: 101 - 108
A model for genetic relationship among offspring from open-pollinated plant populations Hans -Rolf Gregorius OriginalPaper Pages: 109 - 115
Polymorphism of blood serum post-albumins in Lowland Black-and-White cattle of North-Western Poland Arkadiusz Marian KaweckiTadeusz Przytulski OriginalPaper Pages: 117 - 120