9 1 10 Z. Poeloengan Additional Author Pusat Penelitian Kelapa Sawit (PPKS) Additional Author Iman Yani Harahap Additional Author Fatmawati, Gale Ginting Additional Author Amir Purba, Suroso Rahutomo Additional Author Subronto, Dwi Asmono Additional Author Syamsul Anwar Additional Author P.L. Tobing, Z. Poeloengan Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 2000 cover_warta_vol8no2.jpg Z. Poeloengan Additional Author Pusat Penelitian Kelapa Sawit (PPKS) Additional Author Subronto Primary Author Sudharto Prawirosukarto Additional Author Asmono, Dwi Primary Author JENNY Elisabeth Additional Author SUGIYONO Primary Author SUTARTA, Edy Sigit Primary Author Pamin, Kabul Primary Author GINTING, Gale Primary Author POELOENGAN, Z Primary Author Suprianto, Edy Primary Author Guritno, Purboyo Primary Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 1999 cover_warta_vol7no1.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 Eka Nuryanto Additional Author Subronto Additional Author Edy Suprianto Additional Author PUSAT PENELITIAN KELAPA SAWIT Additional Author Agus Susanto Additional Author Hasrul Abdi Hasibuan Additional Author Meta Rivani Additional Author Iput Pradiko Additional Author Hari Priwiratama Additional Author Arsyad D. Koedadiri Additional Author HARAHAP, Iman Yani Additional Author Muliyani Pily Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 2015 Cvr_Warta_PPKS_v20n3_Oktober_15.JPG Pusat Penelitian Kelapa Sawit (PPKS) Additional Author Subronto Additional Author Iman Yani Harahap Additional Author Agus Susanto Additional Author Agus Eko Prasetyo Additional Author Hasrul Abdi Hasibuaan Additional Author KOEDADIRI, Arsyad D Additional Author Yuyun Sundari Additional Author Jansen Silalahi Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 2014 Cover_Warta_PPKS_Vol_19_No_1.jpg Pusat Penelitian Kelapa Sawit (PPKS) Additional Author SUGIYONO Additional Author Donald Siahaan, Additional Author G. Simangunsong, Taufiq C. Hidayat, Hasril H. Siregar Additional Author Subronto, Dwi Asmono, A. Razak Purba Additional Author Condro Utomo, Daisy Tambajong Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 2005 cover_warta_vol13no3.jpg Pusat Penelitian Kelapa Sawit (PPKS) Additional Author Agus Susanto Additional Author Luqman Erningpraja Additional Author DARMOSARKORO, Witjaksana Additional Author Subronto, I. Y. Harahap Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 2002 cover_warta_vol10no1.jpg Kabul Pamin Additional Author Purboyo Guritno Additional Author Eka Nuryanto Additional Author Subronto Additional Author PPKS Additional Author Tjahjono Herawan Additional Author R. Sukarji Additional Author Edy Sigit Sutarta Additional Author FADZRI PURNOMO Additional Author DIWAN Prima Ariana Additional Author JENNY Elisabeth Additional Author Angga Jatmika Additional Author SUGIYONO Additional Author Sjafrul Latief Additional Author Krismawati Sinaga Additional Author mixed material 0853196X Medan Pusat Penelitian Kelapa Sawit (PPKS) 1999 cvr_7_N1_1999.JPG Subronto Additional Author mixed material Bogor IPB 1986 Cvr_Isolasi_dan.JPG