摘要
互助南门峡林区青海云杉母树林下发育有大量天然云杉幼苗,在它们的生长过程中只有少数可冲破成年云杉树冠成为林中的一员,大部分被自然淘汰,这是一笔较大的资源流失,如果合理利用,就可获取一笔可观的资源财富。
There are a lot of seedlings of spruce under female forest in Nanmenxia forest region Huzhu.A few of them could be grew a tree to be a member of forest.Most of them would be superseded.This is a lose of resources.These are a huge of resources wealth if utility rationally.
出处
《青海农林科技》
2005年第2期35-36,共2页
Science and Technology of Qinghai Agriculture and Forestry