Soil and water conservation handbook policies, practices, conditions, and terms
Unger, Paul W.
Soil and water conservation handbook policies, practices, conditions, and terms Paul W. Unger - xiv, 248 p. il. 21 cm. - Sustainable food, fiber, and forestry systems .
Incluye: Indice p. 233-248
9781560223306 1560223308
Conservación de suelos--Estados Unidos
Conservación del agua--Estados Unidos
631.450 973 / UNG 2006
Soil and water conservation handbook policies, practices, conditions, and terms Paul W. Unger - xiv, 248 p. il. 21 cm. - Sustainable food, fiber, and forestry systems .
Incluye: Indice p. 233-248
9781560223306 1560223308
Conservación de suelos--Estados Unidos
Conservación del agua--Estados Unidos
631.450 973 / UNG 2006