Abstract:Agricultural cultivation is always a global hot topic in agricultural and environmental sciences. The process of agricultural cultivation in Guishui river basin, China from 1978 to 2009 was studied based on landscape ecology principles with six Landsat images. A new landscape expansion index (LEI) was proposed to quantitatively indicate expansion size of farmland patches, and identify their spatial expansion patterns (adjacent expansion pattern and external expansion pattern). The primary conclusions were as f… Show more
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