3 1 10 Pusat Penelitian Kelapa Sawit (PPKS) Additional Author E.S. Sutarta Additional Author SUGIYONO Additional Author Luqman Erningpraja, A. Kurniawan, H. Santoso Additional Author Nuzul H. Darlan, E.S. Sutarta, P. Purba Additional Author Eka Nuryanto, T. Herawan Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 2005 cover_warta_vol13no1.jpg Pusat Penelitian Kelapa Sawit (PPKS) Additional Author SUGIYONO Additional Author M. Ansori Nst, T. Herawan, D. Darnoko, L. Erningpraja Additional Author M. Ansori Nst, Bagus Giri Yudanto, D. Darnoko Additional Author Eka Nuryanto, Dewi Kasita Additional Author Luqman Erningpraja, A. Kurniawan Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 2005 cover_warta_vol13no2.jpg Pusat Penelitian Kelapa Sawit (PPKS) Additional Author Arsyad D. Koedadiri Additional Author SUGIYONO Additional Author Fahrida Yanti, Agus Susanto Additional Author Sebayang, E.S. Sutarta, Iman Yani Harahap Additional Author Kolem Ginting, E.S. Sutarta, R.Y. Purba Additional Author Luqman Erningpraja, A. Kurniawan, Arsyad D. Koedadiri Additional Author Eka Nuryanto, Diah Sri Arisanti Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 2004 cover_warta_vol12no14.jpg