摘要
以金华市所辖8个县(市)为研究区域,从自然、经济、社会三个维度,运用主成分分析法,对金华市土地资源生态安全进行综合评价。结果表明,土地资源的生态服务功能、土地资源生产能力、土地资源数量和土地资源生态环境质量是评价金华市土地资源生态环境安全性最重要的四个因子。在金华8个县(市)当中,义乌市的土地资源生态安全性最好,而磐安县的土地资源生态安全性不容乐观。
Eight counties （cities） of Jinhua city were taken as study area, and the ecological security of land resources in Jinhua city were comprehensively evaluated by principal component analysis method from three aspects （nature, economy and society）. The results showed that the ecological service function, production capacity, amount and ecological environment quality are the most important factors for evaluating ecological environment security of land resources in Jinhua City. Among eight counties （cities）, Yiwu City had the best ecological security for land resources, while Panan County had the worst ecological security for land resources.
出处
《湖南农业科学》
2013年第3期135-138,共4页
Hunan Agricultural Sciences
关键词
主成分分析
金华市
土地资源
生态安全评价
principal component analysis （PCA） Jinhua city land resources evaluation of ecological security
