【摘要】 本文在分析生长方程的性质和种类的基础上,用遂昌县227块标准地上测得的资料进行拟合。结果选择Richards方程,建立了杉木人工林平均胸径、林分平均高、林分断面积和林分蓄积量生长模型,并分析了遂昌县杉木人工林的生长特点、生长量和生长率。更多还原

【Abstract】 Growth equations are fitted with the data measured at 227 plots in Suichang County based on discussing the natures and types of these equations. This paper sellects Richards equation as the growth equation of stand inventory factors, establishes the growth model of stand average DBH, stand average height, stand basal area and stand volume of man-made forest of Chinese fir and analyses characteristics, increment and growth rate of the forest in Suichang.更多还原