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长白山施业案是我国完成的第一部森林施业案。长白山林区的森林经理始于1951年,到1952年就将长白山北麓面积约228万公顷的原始林区调查完毕。从那时起,我国各重点林区的森林经理相继展开,长白山林区到60年代中叶首次森林经理调查工作基本结束;到70年代末各森工企业普遍完成第二次森林经理调查;从80年代起各森工企业又相
Changbai Mountain Shiye case is completed in China’s first case of forest industry. The forest manager of Changbai Mountain forest area started in 1951 and by 1952, the original forest area of about 2.28 million hectares in the north foot of Changbai Mountain was completed. Since then, the forest managers of all key forest areas in China have been successively launched. The investigation of the first forest managers in the Changbai Mountain forest area by the mid-1960s was basically completed. By the end of the 1970s, the second forest managers’ surveys were generally completed by forest industry enterprises. From 80 Since the beginning of each forest industry workers and phase