Search Results for the EPA National Library Catalog

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Your Search: (SUBJECT=Nitrogen fertilizers Congresses)

 
 
 

Select Item Title Year Published
Management of nitrogen in irrigated agriculture : proceedings, National Conference on Management of Nitrogen in Irrigated Agriculture / 1978
Nitrogen behavior in field soil 1978
Nitrogen in crop production : proceedings of a symposium held 25-27 May 1982 at Sheffield, Alabama / 1984
Proceedings, National Conference on Management of Nitrogen in Irrigated Agriculture / 1978

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