Departemen Pertanian, Balai Informasi Pertanian Riau text Jakarta Departemen Pertanian 1990 ind

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32 hlm : ilus. ; 18 cm Departemen Pertanian, Balai Informasi Pertanian Riau Tanaman Karet 632:633.91 632:633.91 DEP p 250820 20250820030229 INLIS000000000002862 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)