摘要
日本落叶松是我国引种成功最早的造林树种,现已成为我国经济价值最大,分布最广的树种.本文根据影响林分生长的主要因子、林龄、立地指数以及林分密度,采用多因子综合描述的方法,建立了日本落叶松林分生长数学模型.
Summary Larix keempferi of Japan is the eariest and successful rmported afforestation ofour country. Tt has become the most valuable and nagionwide trdds. This artide sets up a mathe-matical model by analysing the main factors of timer growing. the Lorch's age and desting indexof standing, The method of the artide is description of synthesizing all in one.
