A Survey of the Frequencies of Biston Betularia (L.) (Lep.) and its Melanic Forms in Great Britain / Industrial Melanism in the Lepidoptera and its Contribution to our Knowledge of Evolution
- Illustrations : 3 plates, 4 text figs
Description:
2 short papers by Henry Kettlewell (1907-1979), British geneticist and lepidopterist
Condition
Vg
.