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		No cover image available Potassium dynamics in the dsoil as influenced by intensive application of fertilizers nitrogen and phosphorus. by Patra, D.P, Dissertation note: IARI, Division of Soil Science and Agricultural Chemistry, New Delhi M.Sc. 1978Khera, M.S. Availability: Items available for reference: Prof. M S Swaminathan Library, ICAR: Indian Agricultural Research Institute: Not for loan (1). Add to cart (remove)

		No cover image available Calibration of phosphorus soil test for determining fertilizers and phosphorus requirement of spring and kharif maize. by Patra, D.P, Dissertation note: IARI, Division of Soil Science and Agricultural Chemistry, New Delhi Ph.D. 1982Khera, M.S. Availability: Items available for reference: Prof. M S Swaminathan Library, ICAR: Indian Agricultural Research Institute: Not for loan (1). Add to cart (remove)

ICAR-Indian Agricultural Research Library