EVOLUTION OF HOST PLANT UTILIZATION IN LABORATORY POPULATIONS OF THE SOUTHERN COWPEA WEEVIL, CALLOSOBRUCHUS MACULATUS FABRICIUS (COLEOPTERA: BRUCHIDAE).

EVOLUTION OF HOST PLANT UTILIZATION IN LABORATORY POPULATIONS OF THE SOUTHERN COWPEA WEEVIL, CALLOSOBRUCHUS MACULATUS FABRICIUS (COLEOPTERA: BRUCHIDAE).