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2 .0Me氦离子束不同的剂量注入玉米自交系 478干种子胚 ,其结果表明 ,玉米自交系 478以 1× 10 1 6 cm2的剂量处理后 ,其后代主要性状变异明显。出现了比亲本早熟 2 3天的自交系和籽粒产量特高的自交系。并初步组配、筛选出配合力强、抗逆性强的杂交新组合。
The results showed that the maize inbred line 478 treated with a dose of 1 × 10 16 cm2 showed significant variation in its main characters. Inbred lines and grain yielding inbred lines that appeared 23 days earlier than the parental line appeared. And preliminary assembly, screened strong combination, strong new resistance hybrids.