BALAI PENELITIAN PERKEBUNAN MEDAN text Medan Balai Penelitian Perkebunan Medan 1978 ind

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17 p. : ill. ; 30 cm. Balai Penelitian Perkebunan Medan HEVEA BRASILIENSIS RUBBER RESEARCH PROGRAMMES 633.91 633.91 BAL p 230715 20230715010736 INLIS000000000055479 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)