工艺采伐龄
The outturn table of each wood assortment can be applied in practice, and also in calculating the technical cutting age of the stand.
林分材种出材率表可以应用于生产实践,也可用于计算林分工艺成熟龄。
A reference technical criterion for improvement cutting suggested that the first cutting should be carried out before 17 years of age, and the best management densities in ⅱ and ⅲ age-class periods were 3000~ 3500 trees/ ha respectively.
提出了实施间伐的参考技术指标;首次间伐应在17年以前进行,Ⅱ、Ⅲ龄级阶段的最佳经营密度分别为3000~3500株/ha和2500~3000株/ha。
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