TY - BOOK AU - Arakeri,H.R. AU - Donahue,Roy Luther TI - Principles of soil conservation and water management SN - 8120400585 U1 - 631.4 22 PY - 1984/// CY - New delhi PB - Oxford & IBH publishers KW - Soil conservation KW - Water conservation N1 - Includes bibliographies and index ER -