00733nam a2200193Ia 4500 0000000575 20251012174256.0 970829s1998 dcua b i000 0 eng 0821340670 TC812 .P53 1998 627.520 PLA 1998 Planning the management, operation, and maintenance of irrigation and drainage systems a guide for the preparation of strategies and manuals International Commission on Irrigation and Drainage. [2nd ed.]. Washington, D.C. World Bank c1998. xi, 120 p. ill. 27 cm. Includes bibliographical references (p. [114]-120). Drainage Management. Irrigation Management. 320 320 0 0 0 0 KEM KEM 2012-12-07 0 0000000563 2025-10-12 08:34:01 2025-10-12 OS