7 1 10 PUSAT PENELITIAN KELAPA SAWIT Additional Author TEGUH WAHYONO Additional Author Agus Susanto Additional Author Hernawan Yuli Rahmadi Additional Author Eka LIstia Additional Author Ernayunita Additional Author PURBA, Abdul Razak Additional Author Rizki Amalia Additional Author M. Akmal Agustira Additional Author Atang Sutandi Additional Author Didik Indradewa Additional Author Eka Tarwaca Additional Author Prasetyo Mimboro Additional Author Widiatmaka Additional Author Asdar Iswati Additional Author Fitra Suzanti Additional Author Retno Widhyastuti Additional Author Suci Rahayu Additional Author Wiharti Oktaria Purba Additional Author mixed material 0853196X Medan Pusat Penelitian Kelapa Sawit (PPKS) 2015 Cvr_JPKS_v23n1_April_2015.JPG M. Akmal Agustira dan Ratnawati Nurkhoiry Additional Author mixed material Medan PPKS 2006 Cvr_Prospek_pengembangan.JPG Pedoman norma kerja perkebunan kelapa sawit pada lahan mineral = Buku 2 , pemeliharaan TBM, Pemeliharaan TM dan Panen. Iman Yani Harahap Primary Author PUSAT PENELITIAN KELAPA SAWIT Additional Author TEGUH WAHYONO Primary Author Ambar Kurniawan Primary Author Ratnawati Nurkhoiry Primary Author Arsyad D. Koedadiri Primary Author M. Akmal Agustira Primary Author Djafar Moechtar Primary Author mixed material 9798529677 Medan PPKS 2006 12674.jpg.jpg Pedoman norma kerja perkebunan kelapa sawit pada lahan mineral = Buku 1, Pembukaan Lahan, Pembibitan, Penanaman Iman Yani Harahap Primary Author PUSAT PENELITIAN KELAPA SAWIT Primary Author TEGUH WAHYONO Primary Author Ambar Kurniawan Primary Author Ratnawati Nurkhoiry Primary Author Arsyad D. Koedadiri Primary Author M. Akmal Agustira Primary Author Djafar Moechtar Primary Author mixed material 9798529669 Medan Pusat Penelitian Kelapa Sawit 2006 12673.jpg.jpg Suroso Rahutomo Additional Author Heri Santoso Additional Author Hasrul Abdi Hasibuan Additional Author Meta Rivani Additional Author Edy Sigit Sutarta Additional Author Nuzul Hijri Darlan Additional Author Erwinsyah Additional Author Rizki Amalia Additional Author Fandi Hidayat Additional Author Atika Afriani Additional Author M. Arif Yusuf Additional Author M. Akmal Agustira Additional Author M. Anshori Nasution Additional Author Sumaryanto Additional Author mixed material 20852002 Medan Pusat Penelitian Kelapa Sawit (PPKS) 2013 Cvr_Sawit_Media.JPG Pusat Penelitian Kelapa Sawit (PPKS) Additional Author Iman Yani Harahap Additional Author Agus E. Prasetyo, Supriyadi, Agus Susanto Additional Author Iman Yani H, Amir Purba, Donald Siahaan, Frisda R. Panjaitan, Dhian Vita L, M. Arif Yusuf Additional Author Agus E. Prasetyo, Mohamad Arif, Taufik C. Hidayat Additional Author M. Akmal Agustira, Rizki Amelia Additional Author Henry Marpaung Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 2012 cover_v17n1feb12.JPG RATNAWATI NURKHOIRY dan M. Akmal Agustira Additional Author mixed material Medan PPKS Laporan_orientasi_kebun_Bukit_Sentang.jpg