1. Temperature induction of phenodeviants inDrosophila melanogaster mutants

   • H. F. Hoenigsberg

   OriginalPaper Pages: 1 - 9

2. Genetic and environmental sources of variation in birth weight of Marwari sheep

   • G. C. Taneja

   OriginalPaper Pages: 10 - 13

3. Heterostyly inEichhornia crassipes (Mart.) Solms

   • Bir Bahadur

   OriginalPaper Pages: 14 - 16

4. Analysis of a 6 × 6 diallel cross for hatchability inDrosophila melanogaster

   • S. S. Prabhu
   • Prem Narain
   • Swastika Rawat

   OriginalPaper Pages: 17 - 23

5. Fecundity, egg-size and hatchability inDrosophila melanogaster with an X-chromosome held unchanged

   • N. K. Mazumdar
   • S. S. Prabhu

   OriginalPaper Pages: 24 - 39

6. On the homeologous chromosome substitution hypothesis inSorghum vulgare Pers.

   • W. J. Washington
   • R. L. Voigt
   • J. E. Endrizzi

   OriginalPaper Pages: 40 - 51

7. Cytogenetic studies inEu-Sorghums

   • M. L. Magoon
   • M. A. Tayyab

   OriginalPaper Pages: 52 - 68

8. Variation in gestation period due to sires in eight breeds of zebu cattle

   • R. K. Sharma
   • S. S. Prabhu

   OriginalPaper Pages: 69 - 79

9. Studies of natural populations in heterostylousOldenlandia Umbellata L.

   • Bir Bahadur

   OriginalPaper Pages: 80 - 97

10. The Genetics of short fourth toes in humans in India

    • Ajit Kisor Ray

    OriginalPaper Pages: 98 - 140