Morgan, R P C 1942- Soil erosion and conservation / R.P.C. Morgan ; edited by D.A. Davidson. - Essex, England : Longman Scientific & Technical ; 1986. - ix, 298 p. : ill. ; 25 cm. Cover title: Soil erosion & conservation. Rev. and enl. ed. of: Soil erosion. 1979. Includes bibliographical references and index. Subjects--Topical Terms: Soil erosion.Soil conservation. LC Class. No.: S623 / .M67 1986 Dewey Class. No.: 631.4/5