基于聚类分析的喀斯特山区石漠化土地利用  

Land use in the Karst rocky desertification hillside field based on the Cluster Analysis

作　　者：莫世江[1] 

机构地区：[1]贵州省毕节学院环境与生命科学系,贵州毕节551700

出　　处：《国土与自然资源研究》2008年第2期46-47,共2页Territory & Natural Resources Study

基　　金：贵州省社会发展与科技计划课题(黔科合S字(2007)10027)

摘　　要：以毕节老街村喀斯特石漠化土地利用为个案,利用研究区土地类型单元图,采用实地访查获取研究数据。分析表明:研究区石漠化土地利用现状,已显著地凸现其利用的经济不合理性,总体而言,土地利用经济效益随石漠化程度加重而衰减;选择土地自然属性和经济属性指标为分析变量,以SPSS12.0的聚类结果为基础,利用土地景观生态的基本原理优化土地利用结构,推动喀斯特山区生态农业发展。Take as the case of land utilization on the Karst rocky desertification mountain area in the Laojie village of Bijie. It was procure the research data that of the make use of the land-type map and adopt sampling and on-the -spot investigation. The result showed that the benefits uneconomical of the Karst rocky desertification land utilization present condition, the economical benefits is failing with add to level of the Karat rocky desertification in the Laojie village. Choose land natural attribute index and economical attribute index , take it as basis that the hierarchical cluster analysis result of the SPSS 12.0 and take the land-type units as the distribution an object, use fundamentals of landscape ecological to disposition land, push the eeo-agriculture forward in the Karst mountain area.

关 键 词：石漠化山地 土地利用 聚类分析 毕节老街村 

分 类 号：F323.211[经济管理—产业经济]