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close this bookBiological Monitoring: Signals from the Environment (GTZ, 1991)
close this folderConcept for a biological monitoring study:
View the document(introduction...)
Open this folder and view contents1. The nature of the problem and background information
Open this folder and view contents2. Study area: the central Andean plateau
Open this folder and view contents3. Study approaches
View the document4. Summary
View the documentReferences