coefficient of parentage
1.The corner stone parents of 122 registered wheat cultivars were analyzed in this paper. Results show that the corner stone parents of the 70 registered cultivars before Year 2000 were Funo,Fengchan 3,Kanghuihong,St 2422/464,Kavkaz,Neixiang 5,Predgovnaja,Bima 2 and Mara. 66 registered cultivars were related to them and their total coefficient of parentage was 32.24,which accounted for 46.06%.
