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Patra, A K and Jain, J M (1993) Transformation of a Coal Fertilizer Ammonium Polycarboxylate and Potentialities of Coal Produced Nitrification Inhibitors. Journal of the Indian Sociely of Soii Science, 41 (1). pp. 38-41. ISSN 0019-638X
Patra, A K and Jain, J M (1993) Transformation of a Coal Fertilizer Ammonium Polycarboxylate and Potentialities of Coal Produced Nitrification Inhibitors. Journal of the Indian Sociely of Soii Science, 41 (1). pp. 38-41. ISSN 0019-638X