TY - BOOK AU - DHARMENDER Kumar TI - Assessment of combining ability and heterosis in a diallel cross involving heat tolerant lines of tomato U1 - 635.642 23 D38A PY - 1999/// PB - Ludhiana KW - TOMATOES -- GENETICS KW - HET BREEDING KW - TOMATO KW - TOMATO BREEDING KW - VEGETABLE N2 - The 36 F1 s of tomato obtained from a diallel cross of heat tolerant lines were grown along with parents and check hybrid TH2312 Highly significant GCA and SCA variances observed for different characters except TSS indicated the importance of both additiv ER -