摘要
通过对吉林省西部地区小叶杨林地地位质量的划分 ,编制了标准木树干解析表 ,人工林地位级表和立地条件分类表 ;并据此确定了小叶杨的各类成熟龄。为小叶杨近。
On the basis of division of site class,was worked out the table of stem analysis of sample tree of Populus simonii Carr,plantation site class table and classification table of site condition.In the light of this,was determined mature ages of Simon poplar,that provided a basis for management of plantalions approaching mature.
出处
《防护林科技》
2000年第2期8-10,共3页
Protection Forest Science and Technology
