TY - BOOK ED - International Environmental Information System (United Nations Environment Programme) ED - United Nations Environment Programme. TI - Drylands, Wetlands, Croplands: turning liabilities into assets SN - 9280712055 PY - 1989///] CY - Nairobi PB - United Nations Environment Programme KW - Arid regions agriculture KW - Management KW - Irrigation farming KW - Sustainable development KW - Water harvesting N1 - "December 1988."; "This publication was edited by INFOTERRA"--T.p. verso; Includes bibliographical references (p. 138-139) ER -