Items where Author is "Jhon Febrison Nababan, Riki"
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Jhon Febrison Nababan, Riki (2020) Manajemen Pengendalian Hama Kelapa Sawit (Elaeis guineensis Jacq.) Pada Tanaman Menghasilkan di Kebun Tanjung Mulia PT Herfinta Farm and Plantation Sumatera Utara. Project Report. IPB Univesity.