欢迎访问林草资源研究
北京山区水源林结构与功能关系研究
杜燕, 王威, 郑小贤
Study on the Relationship between Structure and Functions of Water Conservation Forests in Mountainous Area of Beijing
DU Yan, WANG Wei, ZHENG Xiaoxian
林草资源研究 . 2011, (4): 59 -65 .