00561nam a2200157Ia 4500 190328s9999||||xx |||||||||||||| ||und|| 53-12202 NITIL NITIL 21st 631.45 C716V Colman, E A Vegetation and watershad management an appraisal of vegetation management in relation to water supply, flood controland soil erosion E A Colman New York Ronald Press 1953 xiii, 412p. Soil erosion; Soil conservation; Watershed management; Land use BKS 23875 23875 0 0 DDC 0 0 NITIL NITIL 2019-04-03 0 631.45 C716V 14718 2019-04-03 00:00:00 2019-04-03 BKS