@book{4402,
	author = {Moldenhauer, W. C. and Soil and Water Conservation Society (U.S.)},
	title = {Conservation farming on steep lands /},
	publisher = {Soil and Water Conservation Society :},
	year = {c1988.},
	address = {Ankeny, Iowa :},
	note = {Material originally presented at a workshop held in San Juan, Puerto Rico, March 22-27, 1987, and organized by the World Association of Soil and Water Conservation and the Soil and Water Conservation Society.}
}