豫南杉木生长过程表的编制及数量成熟龄研究

Working out increment process table and studying on the age of mature forest about Chinese fir in the south of Henan province

通过对调查和收集的225个杉木标准地资料的筛选,选择logistic方程、Richards方程、Mitscherlich方程作为杉木生长模型,进行豫南杉木生长方程的选择和拟合,分立地指数编制杉木生长过程表,确定杉木的数量成熟龄。

By screening to survey materials of 225 Chinese fir sample plots, selecting Logistic equation, Pdchards equation and Mitscherlich equation as Chinese fir up growth model, making selection and fitting on Chinese fir in the South of Henan province grouth equation, working out Chinese fir increment process table according to site indiles, ascertaining the age of Chinese fir mature forest.