1B.L. Turner Ⅱ, D. Skole, S. Sanderson, G. Fischer, L. Fresco, R. Leemans. Land-Use and Land-Cover Change Science /Research Plan, IGBP Report No. 35 and HDP Report No. 7, 1995.
2Turner MG. Landscape ecology: the effect of pattern on process. Annual Review of Ecology and Systematics, 1989, 20:171-197.
3B.L. Turner Ⅱ, R.H. Moss, D.L. Skole. Relating land use and global land cover change. IGBP Report No24 and HDP Report No5. 1993.
4Doran J W, Parkin T B. Defining and Assessing Soil Quality. In: Defining and Assessing Soil Quality for a Sustainable Environment Soil Science Society of America, Inc. Wisconsin, USA, 1994.