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Journal of Environmental Quality Published by: Madison, American Society of Agronomy, Inc. (United States of America) Subject: Environmental Studies Agriculture - Crop Production And Soil Language: English Published: 1972 ISSN: 0047-2425 Available at 11 Universities. | |||
Nutrient Cycling in Agroecosystems Published by: Dordrecht, Kluwer Academic Publishers (Netherlands) Subject: Agriculture - Crop Production And Soil Environmental Studies Language: English Published: 1980 ISSN: 1385-1314 Available at 6 Universities. |