@book{94810,
	author = {FAI-FAO Seminar on Optimising Agricultural Production under limited Availability of Fertilizers, New Delhi, Dec.13-14, 1974.},
	title = {Optimising agricultural productions under limited availability of fertilizers, 1974; proceedings.},
	publisher = {The Fertiliser Association of India},
	year = {1975},
	address = {New Delhi}
}