[ 发表于: Pollution ]
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结果 341-347 的 347

Response of a grassland ecosystem to air pollutants : 6. The chemical climate: concentrations and potential flux densities of relevant criteria pollutants 全文

1998

Grünhage, Ludger | Dämmgen, Ulrich | Haenel, Hans-Dieter | Jäger, Hans-Jürgen

Thünen-Institut - Germany



Guidelines for evaluating air pollution impacts on wilderness within the Rocky Mountain region 全文

1998

Haddow, Dennis | Blett, Tamara | Fisher, Richard | Musselman, Robert C.

National Agricultural Library - United States of America



Estimating transaction costs of alternative policies to reduce phosphorous pollution in the MInnesota River 全文

1998

McCann, Laura (Laura Mary Joy) | Easter, K. William


ESTIMATING TRANSACTION COSTS OF ALTERNATIVE POLICIES TO REDUCE PHOSPHOROUS POLLUTION IN THE MINNESOTA RIVER 全文

1998

McCann, Laura M.J. | Easter, K. William

AVANO - France