Search Results for the EPA National Library Catalog

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Your Search: (SUBJECT=Soil productivity Congresses.)


Select Item Title Year Published
Soil organic matter studies : proceedings of a symposium on soil organic matter studies jointly organized by the International Atomic Energy Agency and the Food and Agriculture Organization of the United Nations, in co-operation with Agrochimica, and held in Braunschweig, 6-10 September 1976. 1977
Soil testing : correlating and interpreting the analytical results / 1977

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