黄土丘陵区农业生态系统和经济系统的互动关系—

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刘佳¹;王继军^1,2

Interactive relations between agroecosystem and economic system in Loess Hilly Region-A case of Zhifanggou small watershed, Ansai County.

LIU Jia¹;WANG Ji-jun^1,2

应用生态学报 . 2009, (06): 1401 -1407 .