The contents of carbohydrate, soluble protein, free proline and the amylase activity were studied in malesterile line and maintainer line in Denglonghong radish during different growth period.
The paper introduces the breeding methods of the homozygous two-type line, temporary maintainer line and complete sterile line with a recessive epistasis nuclear male sterile.
对甘蓝型油菜隐性上位细胞核雄性不育纯合两型系、临保系和全不育系的转育方法进行了介绍。
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The results showed that the numbers of isozymes and their intensity varied between the malesterile line and its maintainer .