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		No cover image available An analysis of achievement and operational problems of training and visit system of agricultural extension in the tribal Ranchi ( Bihar ). by Ojha, S.N Dissertation note: IARI, Division of Agricultural Extension, New Delhi M.Sc. 1984Singh, A.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 Study on effectiveness of training and visit system of agricultural extension in two selected districts of India. by Ojha, S.N, Dissertation note: IARI, Division of Agricultural Extension, New Delhi Ph.D. 1990Singh, A.P. 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