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百山祖冷杉天然更新困难，为解决这种冷杉的繁殖更新问题，采用以日本冷杉为砧木的异砧嫁接试验，初获成功。
Baishuzu fir natural regeneration difficulties, in order to solve this reproduction and regeneration of fir, the use of Japanese fir as an anvil rootstock grafting experiment, initially achieved success.