Napier ,Ted L. Soil and Water Conservation Policies and Programs : Suuccesses and Failures / by Ted L. Napier ,Silvana M. Napier and Jiri Tvrdon - New York: CRC Press, 2000. - 640p. ISBN: 9780849300059 Subjects--Topical Terms: Conversion PolicyEnvironmentalFuture SoilUnited States Dewey Class. No.: 339 / NAP/S