Inversion polymorphism in populations of Drosophila sulphurigaster albostrigata and Drosophila nasuta albomicans from Phuket, Thailand R. E. Casu OriginalPaper Pages: 157 - 169
Genotype-by-environment interaction and the genetic covariance between environments: multilocus genetics G. de Jong OriginalPaper Pages: 171 - 177
Structures génétiques comparées de trois espèces de rongeurs africains du genre Mastomys au Sénégal J. M. DuplantierL. GranjonF. Bonhomme OriginalPaper Pages: 179 - 192
Supernumerary chromosomes in a Rhamdia hilarii population (Pisces, Pimelodidae) A. S. FenocchioL. A. C. Bertollo OriginalPaper Pages: 193 - 198
Chromosomal polymorphism in natural populations of Drosophila subobscura near Zürich, Switzerland: a contribution to long-term comparisons M. Gosteli OriginalPaper Pages: 199 - 204
Is the egg size determining gene, Esd, on the W chromosome identical with the sex-linked giant egg gene, Ge, in the silkworm? N. Kawamura OriginalPaper Pages: 205 - 210
Karyological studies in four species of ardeid birds (Ardeldae, Ciconiiformes) M. K. MohantyS. P. Bhunya OriginalPaper Pages: 211 - 214
High temperature of development and selection of Bacillus thuringiensis-supernatant-resistant females in a Drosophila melanogaster Oregon R strain S. Paumard-RigalM. Rosenberg-Bourgin OriginalPaper Pages: 215 - 220
Behaviour of a ‘sticky-desynaptic’ mutant in pearl millet P. N. RaoP. RanganadhamA. Nirmala OriginalPaper Pages: 221 - 227
Differential sensitivity of constitutive and facultative heterochromatin in orthopteran chromosomes to digestion by DNaseI C. SentisJ. SantosJ. Fernández-Piqueras OriginalPaper Pages: 229 - 235