proceedings of the National Seminar on Fertilisers organised by the Fertiliser Association of India at New Delhi, December 21-23, 1965 Alexader, T M (Ed.) creator Fertilizer Association of India (New Delhi) creator text xx New Delhi 1966 ix, 468p 9999 monographic und T M Alexader Fertilizers-India; Fertilizer industry-India; Agricultural productivity-India; Phosphatic fertilizers-India; Cotton-India 631.8106 F411N NITIL 190328