7 1 10 PPKS Additional Author Witjaksana Darmosarkoro Additional Author DARNOKO Additional Author Luqman Erningpraja Additional Author Gale Ginting Additional Author Hasril Hasan Siregar Additional Author Ambar Kurniawan Additional Author Bagus Giri Yudanto Additional Author B. Budianto Additional Author K.Murtilaksono Additional Author Bambang Ariwahjoedi Additional Author Diana L. Ginting Additional Author mixed material 0853196X Medan Pusat Penelitian Kelapa Sawit (PPKS) 2007 cvr_15_N1_2007.JPG Agus Susanto Additional Author Winarna Additional Author Agus Eko Prasetyo Additional Author Donald Siahaan Additional Author Yurna Yenni Additional Author Hernawan Yuli Rahmadi Additional Author Ambar Kurniawan Additional Author Sri Wening Additional Author Ernayunita Additional Author E.S. Sutarta Additional Author Frisda R. Panjaitan Additional Author Amir Purba Additional Author K. Murtilaksono Additional Author A. Sutandi Additional Author Abdul Razak Purba Additional Author Arfan Nazrhi Simamora Additional Author A. Sabiham Additional Author Giyanto Additional Author Bonar M. Sinaga Additional Author Nunung Kusnadi Additional Author mixed material 0853196X Medan Pusat Penelitian Kelapa Sawit (PPKS) 2014 Cvr_JPKSv22n2Agus14.JPG PPKS Additional Author Iman Yani Harahap Additional Author TEGUH WAHYONO Additional Author Agus Susanto Additional Author Luqman Erningpraja Additional Author Agus Eko Prasetyo Additional Author A. Razak Purba Additional Author Retno Diah Setiowati Additional Author Yusran Pangaribuan Additional Author Eka LIstia Additional Author Ambar Kurniawan Additional Author Ratnawati Nurkhoiry Additional Author Muhammad Akmal Agustira Additional Author Nancy D. Haro Additional Author Endang Nurhayati Additional Author A. R. Rambe Additional Author Heru Irianto Additional Author mixed material 0853196X Medan Pusat Penelitian Kelapa Sawit (PPKS) 2006 cvr_1_N1_2006.JPG Kurniawan, Ambar Additional Author mixed material Bogor IPB 2011 Analisis_Keterkaitan_Harga_Minyak_Nabati.JPG Eka Nuryanto Additional Author Iman Yani Harahap Additional Author PUSAT PENELITIAN KELAPA SAWIT Additional Author Suroso Rahutomo Additional Author Eko Noviandi Ginting Additional Author Hasril Hasan Siregar Additional Author Nanang Supena Additional Author Nuzul Hijri Darlan Additional Author Eka LIstia Additional Author Ambar Kurniawan Additional Author Ratnawati Nurkhoiry Additional Author Zulfi Prima Sani Nasution Additional Author Iput Pradiko Additional Author Muhdan Syarovy Additional Author Ellen Additional Author Muhayat Additional Author Tito Sucipto Additional Author mixed material 08532141 Medan Pusat Penelitian Kelapa Sawit (PPKS) 2017 Cvr_Warta_PPKS_V22N3_Okt_2017.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