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close this bookBiological Monitoring: Signals from the Environment (GTZ, 1991)
close this folderThe Use of Bioindicators for Environmental Monitoring in Tropical and Subtropical Countries
close this folder3. Bioindicators in tropical and subtropical countries
View the document(introduction...)
View the document3.1 Pointer species and pointer communities
View the document3.2 Response indicators
View the document3.3 Accumulative indicators