00650     2200205   4500001002100000005001500021035002000036007000300056008004100059082001100100084001700111100003800128245014100166260005400307300002800361650001100389700001800400990001300418990001300431INLIS00000000005396820230715095509  a0010-0422000518ta230715                g          1 ind    a633.91  a633.91 BAL b1 aBALAI PENELITIAN PERKEBUNAN MEDAN1 aBeberapa faktor yang mempengaruhi perkembangan karet rakyat di Sumatera Utara : Kabupaten Tapanuli Selatan /cO. Hutagalung ... [et al.]  aMedan :bBalai Penelitian Perkebunan Medan,c1979  a45 p. :bill. ;c25 cm. 4aRUBBER1 aHUTAGALUNG, O  a336/D/80  a631/D/81