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一、山西省直林区天然林实施科学分类经营的必要性1.实施天然林科学经营是省直林区转型后的必然选择。目前,山西省直林区有林地面积78.43万公顷,比新中国成立初期的森林面积增加41.73万公顷,活立木蓄积量为3956万立方米,比新中国建立初期的活立木蓄积量增长2919万立方米。可以说,省直林区对改善全省的生态环境,减缓由于生态
First, the natural forest in Linlin District, Shanxi Province, the need for scientific classification of the implementation of 1. The implementation of natural forest science management is the inevitable choice after the transformation of the provincial forest area. At present, there are 784,300 hectares of forest land in Zhilin District of Shanxi Province, an increase of 417,300 hectares compared with the forest area in the initial period of the founding of New China, and the volume of standing tree stock is 39,580,000 cubic meters, 29,190,000 more than that of the early stage of the founding of New China cubic meter. It can be said that the provincial forest area to improve the province’s ecological environment, slow down due to ecology