In the present study, 20 diverse male parents (tester) and 5 female parents (male sterile lines) were used to develop 100 crosses in line x tester design. The magnitude of heterosis over mid parent value (H), better parent (HB) and hybrid check (SH) for grain yield per plant ranged . | Heterosis studies for grain yield and its contributing traits in pearl millet Pennisetum glaucum L. R. Br. under different sowing conditions -