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Dynamics Analysis of Crop-landscape of Agri-Grazing-Ecotone in Hobq Desert
Author(s): 
Pages: 595-598
Year: Issue:  5
Journal: Research of Agricultural Modernization

Abstract: 以内蒙古库布齐沙漠东北部的农牧交错区为研究区,采用1987、1995和2003年的TM影像为数据源,在3S技术的支持下分析了各时期农田景观格局特征及1987-1995、1995-2003两个时间段内的农田与其它景观类型之间的相互转移过程.结果表明:1987~2003年间,农田面积增加,斑块数量减少.斑块形状规则,分布趋向于均匀,并由分散状态向集中状态发展;农田主要是与草甸、固定沙丘、半固定沙丘和居...
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