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Ecological Economy
1671-4407
2000 Issue 9
yun nan lv you zi yuan de ke chi xu li yong
yu gan qian
..............page:47-49
guang xi sheng tai nong ye de si lu ji cuo shi
wei shan hao
..............page:42-44
xi bei gan han qu nong ye ke chi xu fa zhan wen ti
li ji jun
..............page:38-41
you ji shi pin yu lv se shi pin de qi shi
li bo
..............page:22-23