蓖麻农艺性状杂种优势分析

Analysis on Hereterosis of Castor Agronomic Characters

以11个亲本蓖麻品种按NCⅡ交配设计获得28个杂交组合,考查亲本F1代主要性状的表现,进行性状的杂种优势分析,结果表明:蓖麻杂种优势主要表现在单株粒重、可溶性糖含量、百粒重等方面,蓖麻单株粒重的杂种优势在F1组合中表现最好的组合是转1号/1987和转2号/2129.

11 parent castor varieties were used in experiment 28 F1 hybrids from NCⅡdiallel cross were syudies for the heterosis analysis on heritability.The results indicated:The heterosis of castor mainly showed in some aspect , such as Shan Zhuli weight and the hundred-seed weight.Transfers 1/1987 and transfers 2/2129 are the best combi-nation in Shan Zhuli weight.