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《Journal of Arid Land Resources and Environment》 2016-09
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Research progress and prospect of land ecological security in China

LI Hao;LI Shiping;YIN Minhua;College of Economics and Management,Northwest A&F University;College of Water Resources and Architectural Engineering,Northwest A&F University;  
The purpose of this study is to analyze the development of land ecological security in China,review of five aspects including concepts,theories,scales,index system and evaluation methods,clarify the main laws,characteristics,shortcomings of current researches and future development,provide methods and references for the evaluation and research of land ecological security in China in the future. The results showed that both theories and methods show considerable development,whereas methods run faster. The research purpose is the same even though they come from different disciplines. The long- term development trend is mainly reflected in the change of research scales,index selection,evaluation methods and research ideas. It is concluded that deeply study should be made in discussing and integrating of theories,determining the weights of evaluation indicators and safety critical values,contrasting synthetically between research objects,in addition,the problem of land ecological security under the overall framework of land resources security should be studied,and systematic evaluation be carried out.
【Fund】: 陕西省国土资源厅项目(K14210323;K332021306)资助
【CateGory Index】: F301.2
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