共 23 条
[2]
The role of models in ecological risk assessment. Barnthouse L W. Environmental Toxicology and Chemistry . 1992
[3]
National and re-gional scale measures of Canada‘s ecosystem health. Marshall IB,Hirvonen H,Wiken E. Ecological Integrityand the Management of Ecosystems . 1993
[4]
National and re-gional scale measures of Canada‘s ecosystem health. Marshall IB,Hirvonen H,Wiken E. Ecological Integrityand the Management of Ecosystems . 1993
[5]
Environmental indicators:A systematic ap-proach to measuring and reporting on environmental policyperformance in the context of sustainable development. Allen H. . 1995
[8]
Review on Environmental Indicator Research. TONG Chuan (Department of Ecology and Environmental Science,Inner Mongolia Umiversity,Huhhot 010021,China). RESEARCH OF ENVIRONMENTAL SCIENCES . 2000