6Gibbs J P .Wetland loss and biodiversity conservation[J].Con-servation Biology,2000,14(1) :314-317.
7Brinson M M,Malvarez A I. Temperate freshwater wetlands :Types,status,and threats [J]. Environ Conservation,2002,29(2):115-133.
8Walther G R, Post E, Convey P, et al. Ecological response torecent climate change[J]. Nature, 2002,416(6879) :389-395.
9Winkler M G. Effective of climate on development of twosphagnum bogs in South-Central Wisconsin[J]. Ecology, 1988,69(4):1032-1043.
10Davis J A, Froend R. Loss and degradation of wetlands in south-western Australia: Underlying causes, consequences and solutions[J]. Wetland Ecology and Management, 1999,7(1-2) : 13-23.
