An investigation on chilli (Capsicum annuum L.) was undertaken at Botany Garden, University of Agricultural Sciences, Dharwad during 1994-96 with two experiments viz., 42 F2s from 7x7 diallel to estimate combining abilities and residual heterosis (Expt. 1) and 75 diverse germplasm from Karnataka, Andhra Pradesh, Tamil Nadu, Uttar Pradesh and Vietnam to work out var...