The study shows that the soil of the herbage larch forest in the Great Xingan Mountains consists of three layers.
研究结果表明：大兴安岭草类落叶松林土壤分为三层。
It is applied in this paper for larch forest harvest regulation in Qianqiugou Forest Farm, Guancenshan Forest Management Bureau, Shanxi Province.
分层序列法是一种多目标决策方法，本文将其用于山西省管涔山森林经营局千秋沟林场落叶松经营类型的森林收获调整。
Since 1990, Nematus sp. has been found to damage the larch forest in the way that the larva fed on the annual leaves in Taihang Mt. Shanxi province.
1990年以来，落叶松丝角叶蜂在山西省太行山林局为害落叶松林，以幼虫取食当年嫩叶。
The biomass of larch plantation of different site conditions and forest ages could be estimated by incorporating the individual tree biomass model and diameter distribution prediction model.
结合单木生物量模型和林分直径分布预估模型可以对不同立地、不同林龄下落叶松林分各组分的生物量进行预测。
Errors in forest measuration with Angle gauge are analyzed in this paper based on the data from 414 plots of larch plantation.
本文利用414块人工落叶松林样地实测资料，探讨了角规测树的误差问题。
Errors in forest measuration with Angle gauge are analyzed in this paper based on the data from 414 plots of larch plantation.
本文利用414块人工落叶松林样地实测资料，探讨了角规测树的误差问题。
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