Blanco, Humberto. Principles of soil conservation and management [electronic resource] / by Humberto Blanco, Rattan Lal. - Dordrecht : Springer Science+Business Media B.V., 2008. - xxiv, 617 p. : ill. (some col.), maps (some col.), digital ; 25 cm. ISBN: 9781402087097 (electronic bk.) Subjects--Topical Terms: Soil conservation.Soil erosion.Soil erosion--Climatic factors.Soil productivity.Environment.Climate Change.Environment, general.Environmental Management.Landscape Ecology.Nature Conservation.Soil Science & Conservation. Dewey Class. No.: 631.45