But all the conventional vegetative propagation methods have failed to reproduce it.
用常规无性繁殖方法育苗均未成功。
Propagation methods showed no distinct actions on the increasing rate of the dry weight of rhizomes.
繁殖方式对干物质量的增长速率无明显影响。
Autumn budding is one of walnut grafting propagation methods, as a complementary method to spring branch grafting and summer budding.
核桃秋季芽接是核桃嫁接繁殖方法之一，是春季枝接、夏季芽接的补充。
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