TY - BOOK AU - Colman,Edward A. ED - Conservation Foundation. TI - Vegetation and watershed management : : an appriasal of vegetation management in relation to water supply, flood control, and soil erosion / U1 - 631.4 COL PY - 1953///] CY - New York : PB - Ronald Press, KW - Water- supply KW - Water conservation KW - Soil conservation N1 - One of a series of research studies developed under the sponsorship of the Conservation Foundation; Includes bibliographical references (p. 373-391) ER -