Buletin Perkebunan Vol. 22 No. 1 April 1991 Pusat Penelitian Perkebunan (RISPA) text Medan Pusat Penelitian Perkebunan (RISPA) 1991 ind
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3, 81 hlm : ilus. ; 25,9 cm Pusat Penelitian Perkebunan (RISPA) Perkebunan 633 633 PUS b 0215-0468 251024 20251024015817 INLIS000000000003968 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)