%0 Journal Article
%T Study 0ntheiIldex system of eco-agriculturalland evaluatiow-A csse studyfrom ShandongProvince<br>生态农业土地综合评价指标体系研究
%A DNG Jia-Hua
%A <br>董家华
%J 中国生态农业学报
%D 2005
%I 
%X According to the principles in setting up index system of eco-agricultural land evaluation,a reference index corpus which can be selected by different eco-agricultural regions is established.The principal component analysis(PCA) is used to select and optimize indexes from nineteen ones in four index groups.Finally,eleven indexes are defined as the index system of land evaluation for the eco-agricultural county.
%K Eco-agriculture
%K Land evaluation
%K Index system
%K Principal component analysis(PCA)<br>生态农业
%K 土地评价
%K 指标体系
%K 主成分分析
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=03F54A49DE00578AA0E5DDF5BC021AA7&cid=1A8B5357F0EF07B8&jid=AB3ABF502E2E1FF39F0E3B80164C9031&aid=C8D2A73500F5002B&yid=2DD7160C83D0ACED&vid=FC0714F8D2EB605D&iid=38B194292C032A66&sid=C5154311167311FE&eid=D3E34374A0D77D7F&journal_id=1671-3990&journal_name=中国生态农业学报&referenced_num=5&reference_num=9