刺槐是防风固沙、保持水土、改良土壤的优良树种。从五十年代开始,我省广大地区就有大面积的栽植。但由于多年来剌槐林缺乏科学的经营管理,致使一些林分生长衰退,效益日减。为此,我们在充分研究剌槐林分与立地条件的变化规律、林木与林分内部结构特征的基础上,利用林分一些测树指标 Robinia pseudoacacia is windbreaks and sand, soil and water conservation, improve soil excellent tree species. Since the 1950s, vast areas in our province have large-scale planting. However, due to the lack of scientific operation and management of the acacia forests for many years, some stands have declined and their benefits have diminished. For this reason, on the basis of fully studying the variation rule of stand and site conditions of Robinia pseudoacacia and the internal structure of forest and stand,