Search Results for the EPA National Library Catalog

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Your Search: (SUBJECT=Agricultural pollution Great Lakes Region North America)

 
 
 

Select Item Title Year Published
Agricultural watersheds overview data analysis and extrapolation : final report, project 1B Task Group C (Canadian Section) activity 1, International Reference Group on Great Lakes Pollution from Land Use Activities, International Joint Commission / 1978
Nitrogen transformation processes in agricultural watershed soils : final report on project 11, Agricultural watershed studies / 1978

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