@book{52035,
	author = {Sinha, Ram Binod},
	title = {Studies on The Effect of Pyrite in Combination with Organic Manures in Relation to Iron, Zinc, Sulpher and Phosphorus Nutrition of Crops in Calcareous Soil},
	publisher = {RAU},
	year = {1988},
	address = {Pusa, Samastipur}
}