Correlation studies in cowpea (Vigna unguiculata (L.) Walp)

Abstract

Cowpea (Vigna unguiculata (L) Walp.) is wildly distributed throughout the Tropics and Subtropics. It is grown for grain, vegetable and fodder. Genotypic correlation would provide a measure of genetic association between characters and are generally used in selecting for one character as a means for improving another.