Soil and water conservation handbook :
Unger, Paul W.
Soil and water conservation handbook : policies, practices, conditions, and terms / Paul W. Unger. - New York : Haworth Food & Agricultural Products Press, c2006. - xiv, 248 p. ;
1560223294 (hard : alk. paper) 1560223308 (soft : alk. paper) 9781560223290 (hard : alk. paper) 9781560223306 (soft : alk. paper)
2005033802
Soil conservation
Soil conservation
Water conservation
Water conservation
631.459:631.61(02) / U3S
Soil and water conservation handbook : policies, practices, conditions, and terms / Paul W. Unger. - New York : Haworth Food & Agricultural Products Press, c2006. - xiv, 248 p. ;
1560223294 (hard : alk. paper) 1560223308 (soft : alk. paper) 9781560223290 (hard : alk. paper) 9781560223306 (soft : alk. paper)
2005033802
Soil conservation
Soil conservation
Water conservation
Water conservation
631.459:631.61(02) / U3S