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		No cover image available Saturation of soil with respect to phosphorus in relation to the efficiency of utilization of applied phosphorus. by Singh, D, Dissertation note: IARI, Division of Soil Science and Agricultural Chemistry, New Delhi Ph.D. 1971Datta, N.P. 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 Studies on the utilization of indigenous rock phosphates. by Singh, D, Dissertation note: IARI, Division of Soil Science and Agricultural Chemistry, New Delhi M.Sc. 1968Datta, N.P. 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 Phosphorus management in pigeonpea based intercropping system under dryland conditions. by Singh, D, Dissertation note: IARI, Division of Agronomy, New Delhi Ph.D. 1991Singh, R.K. 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