laporan penelitian text Yogyakarta UGM 1991 iii, 24 p. ill ; 30 cm IRIGASI-YOGYAKARTA MONITORING IRIGASI YOGYAKARTA 631.67 631.67 INLIS000000000002194 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)