用一句话说就是 (二)、恒续林(continuous forest)思想 19世纪末,20世纪初,德国为了追求最 大利润,在林业中采取了改变针阔混交林为 人工纯林。
基于28个网页-相关网页
national continuous forest inventory 全国森林资源连续清查
Continuous forest method 保续林施业法
continuous forest investigation 森林资源连续清查
continuous cover forest 恒续林 ; 永续林
continuous inventory of forest resources 森林资源连续清查
continuous cover forest management system 永续林经营
forest continuous inventory 森林连续清查
forest resource continuous inventory 森林资源连续清查
应用推荐