Penggunaan urea tablet pada padi sawah text Ambon Balai Pengkajian Teknologi Pertanian 1998 IRRIGATED RICE LOWLAND UREA Br. 633.18 Br. 633.18 INLIS000000000007174 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)