5 1 10 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 Latif, Sjafrul Primary Author Harahap, Rafida Primary Author mixed material Medan Pusat Penelitian Kelapa Sawit 2005 2200221_34_11zon.jpeg.jpeg PUSAT PENELITIAN KELAPA SAWIT Additional Author Sjafrul Latif Additional Author mixed material 979852975X Medan PPKS 2006 potensi_dan_peluang_investasi_industri...ppks_cet1_06.jpg Sjafrul Latif Additional Author mixed material Medan Himpunan Alumni sekolah Tinggi & Analis (HASTA) Medan 2013 Cvr_Buku_Kenangan_40_Tahun_Hasta.JPG Winarna Additional Author Suroso Rahutomo Additional Author Heri Santoso Additional Author Eko Noviandi Ginting Additional Author Donald Siahaan Additional Author Dhimas Wiratmoko Additional Author Hasrul Abdi Hasibuan Additional Author Edy Sigit Sutarta Additional Author Erwinsyah Additional Author Atika Afriani Additional Author Sjafrul Latif Additional Author M. Arif Yusuf Additional Author mixed material 20852002 Medan Pusat Penelitian Kelapa Sawit (PPKS) 2011 Cvr_Sawit_Media_Edisi_3-IX_September_2011.JPG