14 1 10 Hartono, Sudjadi Additional Author mixed material Bogor Lemb. penel. Expl. Hutan 1964 Cvr_Ilmu_kerdja_dan_dasar-dasar.JPG Dess, Hartono Primary Author mixed material Yogyakarta Universitas Gajah Mada 1994 2200269_53_11zon.jpeg.jpeg Pusat Penelitian Kelapa Sawit (PPKS) Additional Author Eka Nuryanto Additional Author Edy Sigit Sutarta Additional Author Arsyad D. Koedadiri Additional Author SUGIYONO Additional Author Agus Susanto, Sudharto Ps Additional Author Heri Santoso, M. Lukman Fadli Additional Author Agus Susanto, Yasin Hartono Additional Author Edy Sigit Sutarta, Witjaksana Darmosarkoro Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 2003 cover_warta_vol11no2-3.jpg IR.Soedjadi hartono d Additional Author mixed material 02169525 Bogor Departemen Kehutanan Badan Penelitian Dan Pengembangan Kehutanan 1994 Jurnal_Penelitian_dan_Pengembang.JPG IR.Soedjadi hartono d Additional Author mixed material 02169525 Bogor Departemen Kehutanan Badan Penelitian Dan Pengembangan Kehutanan 1994 Jurnal_Penelitian_dan_Pengembang.JPG Hartono Additional Author mixed material 00249521 Yogyakarta Faculty Of Geography 2012 Jurnal_Geography.JPG Hartono, Sudjadi Additional Author mixed material 00249521 Yogyakarta Faculty Of Geography 2013 Jurnal_Geography.JPG Ir.Soedjadi Hartono Additional Author mixed material 00249521 Yogyakarta Les Presses Agronomiques de Gembloux 2009 Jurnal_Geography.JPG Hartono Additional Author mixed material 00249521 Yogyakarta Agranet Multicitra Siberkom 2010 Jurnal_Geography.JPG Hartono Additional Author mixed material 00249521 Yogyakarta Agranet Multicitra Siberkom 2010 Jurnal_Geography0001.JPG