Cytogenetical effects of ageing in seeds K. P. S. ChauhanM. S. Swaminathan OriginalPaper Pages: 69 - 76
Biochemical genetics of mosquitofish III. Incidence and significance of multiple insemination R. K. ChesserM. W. SmithM. H. Smith OriginalPaper Pages: 77 - 81
Genetics of speciation in the Aedes (Stegomyia) scutellaris group (Diptera: Culicidae) V. Chromosomal relationships among five species V. DevK. S. Rai OriginalPaper Pages: 83 - 92
Nucleolar number variation in Hordeum species, their haploids and interspecific hybrids C. M. JessopN. C. Subrahmanyam OriginalPaper Pages: 93 - 100
Karyotypic evolution in Gehyra (Gekkonidae: Reptilia) IV. Chromosome change and speciation M. King OriginalPaper Pages: 101 - 114
Regulatory polymorphism in midgut α-amylase activity and developmental rate of Drosophila subobscura D. MarinkovićM. MiloševićM. Andiclković OriginalPaper Pages: 115 - 122
Alterations induced in mouse chromosomes by restriction endonucleases R. MezzanotteL. Ferrucci OriginalPaper Pages: 123 - 128
The sex ratlo in a dioecious endemic plant, Silene dielinis H. C. Prentice OriginalPaper Pages: 129 - 133
Genetic diversity among Plantagos III. Primary trisomy in Plantago lagopus L. P. K. SharmaA. K. Koul OriginalPaper Pages: 135 - 138
A phenetic tree of eighteen species of the melanogaster group of Drosophila using allozyme data as compared with classifications based on other criteria S. C. TsakasL. Tsacas OriginalPaper Pages: 139 - 144