IRRI text Manila IRRI 1982 553 p. : ill ; 23 cm PADI PENELITIAN 633.18.001.5 633.18.001.5 INLIS000000000000350 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)