@book{29218,
	author = {Hignett, Travis P. and International Fertilizer Development Center.},
	title = {Fertilizer manual /},
	publisher = {Nijhoff/W. Junk Publishers for the International Fertilizer Development Center ;},
	year = {1985.},
	series = {Developments in plant and soil sciences ;},
	address = {Dordrecht ;}
}