Models on thinning effects on basal growth prediction are the kernel of the model system of stand growth and yield prediction.
断面积生长间伐效应模型的研究是林分生长和收获预估模型体系研究摘要的核心内容。
On the basis of analyzing and investigating the plots and stem analysis of poplar, the growth and yield models of poplar were established.
通过杨树标准地和解析木的调查分析，建立了预测精度较高的杨树生长收获模型。
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