Integrated soil fertility management / edited by Thea Hilhorst & Camilla Toulmin - The Hague : Ministry of Foreign Affairs (MFA) , 2000 - 64p. : ill. ; 25 cm. - Policy and Best Practice Document No. 7 . Includes bibliographical references. ISBN: 9053282831 Subjects--Topical Terms: Soil fertilityEnvironmentSoil management Gov. Doc. Class. No.: NL MFA PBPD-7