[ 发表于: Pollution ]
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Air quality and its possible impacts on the terrestrial ecosystems of the North American Great Plains: an overview
1995
Krupa, S.V. | Legge, A.H. (Department of Plant Pathology, University of Minnesota, St Paul, Minnesota 55108 (USA))
Department for Environment, Food and Rural Affairs - United Kingdom
Catalytic air pollution control
1995
Heck, Ronald M. | Farrauto, Robert J.
National Agricultural Library - United States of America
To clear the air over Europe. A critical examination of the present guidelines and standards for air quality, with proposals for their revision
1995
Nilsson, M.
Swedish University of Agricultural Sciences - Sweden