Balai Pendidikan dan Latihan Pegawai Pertanian text Jakarta BPLPP 1976 22 hal. : Ilus. ; 20 cm Pupuk majemuk 631.813 210322 20210322160228 INLIS000000000002632 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)