text Colombo IIMI 1991 Ind x, 91 p.: ill.; 21 cm + App.-- x, 91 p.: ill.; 21 cm + App.-- Bibliografi p. 91 DAYARATNE, M.H.S. IRRIGATION SYSTEMS FARM MANAGEMENT SRI LANKA 631.67(548.7) 92-9090-136-5 INLIS000000000003368 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)