1Borman FH, Likens GE. Pattern and process in a forested ecosystem. Spring-Verlag, New York. 1981
2Callicott, J. Baird. Aldo Leopold' Metaphor. Ecosystem Health:New Goals For Enviromental Management. Island press, Washington, D.C.1992
3Chen J- Q(陈吉泉), Riparian vegetation characteristics and their functions in ecosystems and landscapes.Chinese Journal of Applied Ecology, 7(4): 439-448. (In Chinese) 1996
5Samuel A. Alexander*,Craig J. Palmer. Forest Health Monitoring in the United States: First Four Years[J] 1999,Environmental Monitoring and Assessment(2):267～277
