Sri Gunawan
Department of Agrotechnology, Faculty of Agriculture, Institut Pertanian Stiper Yogyakarta, Maguwoharjo, Special Region of Yogyakarta 55282, Indonesia Indonesia
Betti Yuniasih
Department of Agrotechnology, Faculty of Agriculture, Institut Pertanian Stiper Yogyakarta, Maguwoharjo, Special Region of Yogyakarta 55282, Indonesia Indonesia
Miqdad Rachman Hidayat
Department of Agrotechnology, Faculty of Agriculture, Institut Pertanian Stiper Yogyakarta, Maguwoharjo, Special Region of Yogyakarta 55282, Indonesia Indonesia
Nurcahyono Nurcahyono
Department of Palm Oil Plantation, Akademi Komunitas Perkebunan Yogyakarta, Sleman, Special Region of Yogyakarta 55281, Indonesia Indonesia