Colman, Edward A. Vegetation and watershed management : an apraisal of vegetation management in relation to water supply, flood control and soil erosion - New York : Ronald Press, 1953 - 412 p. : ilus. LCCN: 22196 Subjects--Topical Terms: Agua--Abastecimiento.Agua--Conservacion.Suelos--Conservación. Dewey Class. No.: 631.455 / C65