昆明市西山林场低产林成因及改造模式

摘要

Low -yielding forest evaluation standard, transformation object determine, causes of low efficiency forest, and the necessity of reform of Kunming Xishan Forest Farm were reviewed in this paper. In 2011, the improvement models of the " close to nature forest" mode, closing hillsides to facilitate afforestation , replanting, forest tending and comprehensive transformation way were used on the low efficiency forest farm, in order to improve forest quality, increase biodiversity, and improve forest ecological benefits and social benefits.%阐述昆明市西山林场低产低效林评判标准、改造对象的确定,以及低产低效林的成因、改造的必要性.2011年,采用“近自然森林”模式,选用封山育林、补植补造、林分抚育和综合改造等方式,对林场的低产低效林进行了改造,以期提高林分质量,增加生物多样性,提高森林生态效益、景观效益及社会效益.