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*Part of Ph.D. thesis submitted by the first author to Indian Agricultural Research Institute, New Delhi 110 012.
Three sets of crosses comprising 24 hybrids each of Indian desi x Indian desi, Indian desi X. exotic desi and Indian desi x kabuli parents were studied for manifestation of better parent heterosis for grain yield and seven other agronomic characters. Of the three types of crosses, Indian desi x kabuli hybrids exhibited the highest average heterosis and wide range of heterotic effects for grain yield and some of its components. Indian desi x exotic desi crosses showed poor to average heterosis for most of the characters.