13 1 10 Adlin U. Lubis Additional Author Pusat Penelitian Kelapa Sawit (PPKS) Additional Author Purboyo Guritno Additional Author Donald Siahaan Additional Author Gale Ginting Additional Author Angga Jatmika Additional Author Supriyadi Sadi Additional Author Wahyono, Teguh Additional Author TRI HARYATI Additional Author Yohannes MS. Samosir Additional Author Y.B. Che Man Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 1996 cover_warta_vol4no2.jpg Agus Susanto Additional Author Donald Siahaan Additional Author Yurna Yenni Additional Author Nasrullah Additional Author Hari Priwiratama Additional Author Muhammad Akmal Agustira Additional Author Abdul Razak Purba Additional Author Rizki Amelia Additional Author Dja\'far Additional Author Angga Jatmika Additional Author Hasrul Abdi Hasibuaan Additional Author mixed material 0853196X Medan Pusat Penelitian Kelapa Sawit (PPKS) 2012 Cvr_Jur._PPKS.JPG Kabul Pamin Additional Author Pusat Penelitian Kelapa Sawit (PPKS) Additional Author Christa U. Ginting Additional Author Eka Nuryanto Additional Author Dwi Asmono Additional Author A. Sipayung Additional Author Chairul Muluk Additional Author Angga Jatmika Additional Author L. A. Napitupulu, Chairul Muluk Additional Author Sudharto Parwirosukarto Additional Author Renni Yuliasari Additional Author L. A. Napitupulu Additional Author Asmini Additional Author Djoko Santoso Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 1998 cover_warta_vol6no1.jpg Kabul Pamin Additional Author Pusat Penelitian Kelapa Sawit (PPKS) Additional Author Purboyo Guritno Additional Author Iman Yani Harahap Additional Author Edy Suprianto Additional Author Dwi Asmono Additional Author Suroso Rahutomo Additional Author Gale Ginting Additional Author Fatmawati Additional Author Sjafrul Latif Additional Author Angga Jatmika Additional Author P. L. Tobing Additional Author Diwan Prima Arina Additional Author H. Asmady Additional Author M. Kohar Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 1999 cover_warta_vol7no3.jpg Kabul Pamin Additional Author Z. Poeloengan Additional Author Pusat Penelitian Kelapa Sawit (PPKS) Additional Author Purboyo Guritno Additional Author Eka Nuryanto Additional Author Endang Syamsuddin Additional Author Rolettha Y. Purba Additional Author Tjahjono Herawan Additional Author Rachmat Adiwiganda Additional Author Hasril Hasan Siregar Additional Author Angga Jatmika Additional Author Supriyadi Sadi Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 1997 cover_warta_vol5no3.jpg Kabul Pamin Additional Author Z. Poeloengan Additional Author Pusat Penelitian Kelapa Sawit (PPKS) Additional Author Purboyo Guritno Additional Author Christa U. Ginting Additional Author Eka Nuryanto Additional Author TEGUH WAHYONO Additional Author A. Sipayung Additional Author Amir Purba Additional Author Angga Jatmika Additional Author Donald Siahaan, Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 1997 cover_warta_vol5no1.jpg Kabul Pamin Additional Author Daswir Additional Author Z. Poeloengan Additional Author Adlin U. Lubis Additional Author Dj. Pardede Additional Author PPKS Additional Author Kusnu Martoyo Additional Author Rachmat Adiwiganda Additional Author Hasril Hasan Siregar Additional Author Amir Purba Additional Author Angga Jatmika Additional Author Petrus Purba Additional Author P.L. Tobing Additional Author Adiwiganda, Y. Taryo Additional Author Sjukri Hamid Additional Author C.U. Ginting Additional Author H. Wibowo Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 1996 cover_warta_vol4no3.jpg Z. Poeloengan Additional Author Adlin U. Lubis Additional Author Pusat Penelitian Kelapa Sawit (PPKS) Additional Author Gale Ginting Additional Author Fatmawati Additional Author Amir Purba Additional Author ADIWIGANDA, Rachmat Additional Author Angga Jatmika Additional Author P.L. Tobing Additional Author Subronto, Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 1996 cover_warta_vol4no1.jpg Kabul Pamin Additional Author Purboyo Guritno Additional Author PPKS Additional Author Dwi Asmono Additional Author TEGUH WAHYONO Additional Author Kusnu Martoyo Additional Author Zul Alfian Additional Author Gale Ginting Additional Author Fatmawati Additional Author Zulkarnain Poeloengan Additional Author Angga Jatmika Additional Author Sjafrul Latief Additional Author Muhammad Ikhwan Additional Author Basuli Wirjosentono Additional Author Ratu Evina Dibyantini Additional Author Muhammmad Lukman Fadli Additional Author Elsye L. Sisworo Additional Author mixed material 0853196X Medan Pusat Penelitan Kelapa Sawit (PPKS) 1998 cvr_6_N3_1998.JPG JATMIKA, Angga Additional Author mixed material Bogor IPB 2007 Cvr_Rancang_bangun_sistem_......JPG