Ecological indicators for the assessment of the quality of air, water, soil and ecosystems
Ecological indicators for the assessment of the quality of air, water, soil and ecosystems Papers edited by E.P.H. Best and J. Haeck - Dordrecht D. Reidel Pub. Co. 1983 - 207-406 p.
Reprinted for Environmental monitoring and assessment; Vol. 13, No. 324
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Ecological Indicators
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