This passage’s object of study is the ecotone between agriculture and animal husbandryin northern Shaanxi. The research data is composed of 1990,2000,2007, three phases Landsat5TM images, and the updated images of the second land survey of Shaanxi Province in 2009,and the second land survey database results of Fugu, Yuyang, Shenmu, Hengshan, Jingbianand Dingbian. We make
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