检索规则说明:AND代表“并且”;OR代表“或者”;NOT代表“不包含”;(注意必须大写,运算符两边需空一格)
检 索 范 例 :范例一: (K=图书馆学 OR K=情报学) AND A=范并思 范例二:J=计算机应用与软件 AND (U=C++ OR U=Basic) NOT M=Visual
机构地区:[1]国家林业局调查规划设计院,北京100714 [2]江西省宜春市林业局,江西宜春336000
出 处:《中南林业调查规划》2008年第3期14-16,共3页Central South Forest Inventory and Planning
摘 要:从2002年开始,一股托管造林的风气逐步席卷内蒙古各地。时至今日,内蒙古的托管造林实施情况如何,笔者以内蒙古杭锦旗为对象对托管造林现状进行了调查,并分析了造成这种现状的主要原因。Started from 2002, the trusteeship afforestation model began to become common practice everywhere in the Inner Mongolia. Up to now, how about the implementation of the trusteeship afforestation model in the Inner Mongolia? Took the opportunity of 2007 national integrated check for afforestation to the Hangjin County of the Inner Mongolia, the authors investigated the current situation of the trusteeship afforestation in the County,and analyzed the main reasons which leaded to the status.
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在载入数据...
正在链接到云南高校图书馆文献保障联盟下载...
云南高校图书馆联盟文献共享服务平台 版权所有©
您的IP:216.73.216.117