派阳山林场森林立地分类与质量评价

摘要

以2012年森林资源数据为基础，遵循科学性和实用性的原则，采用综合多因子、多级序的方法，对广西壮族自治区国有派阳山林场所经营的林地进行立地类型划分。以地貌、海拔、土壤、坡度、土层厚度等因子为主要依据，划分2个立地类型区，3个立地类型小区，3个立地类型组，7个立地类型。对立地质量评价结果，好、中、差类型分别占林地面积的53.3％，36.8％和9.9％。%Based on the data of forest resources of 2012 , following the scientific and practical principles , and using methods of comprehensive multi-factor , multi-stage order , Forest site type classification has been carried out in Guangxi Zhuang Autonomous Region state Paiyangshan Forest Farm .Taking topogra-phy, soil, elevation, slope, soil thickness and other factors as the main basis , forest site has been divid-ed into 2 site regions, 3 site type districts, 3 groups of site type, 7 site types.Results of site quality eval-uation showed those good , medium and poor forest sites were accounted for 53.3%, 36.8%and 9.9%respectively .