@book{25360,
	author = {Munson. Robert D. ed.},
	title = {Potassium in Agriculture: Proceedings of an International Symposium held 7 -10 july 1985 in Atlanta, Georgia. The Symposium was Spinsored teh Potash & Phosphate Institute, American Society of Agronomy, Crop Science Society of America National Ferilizer Development Center (TVA), International Ferilizer  Development Center and Foundation for Agronomic Resarch Munson. Robert D. ed.},
	publisher = {The American Society of Agronomy,},
	year = {1985.},
	address = {Madison :}
}