Soil Macrofauna as Bioindicator on Aek Loba Palm Oil Plantation Land von Jhon, Arlen Hanel, Rauf, Abdul, Sabrina, T, Nyak Akoeb, Erwin

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Precocious 19th century soil carbon science von Minasny, Budiman, McBratney, Alex B., Wadoux, Alexandre M.J.-C., Akoeb, Erwin Nyak, Sabrina, Tengku

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Growth of oil palm varieties (Elaeis guineensis Jacq.) on subsoil media treated with several dosages of potassium fertilizer von Putri, Mariana, Akoeb, Erwin Nyak, Harahap, Erwin Masrul, Hanum, Hamidah

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History and interpretation of early soil and organic matter investigations in Deli, Sumatra, Indonesia von Minasny, Budiman, Akoeb, Erwin Nyak, Sabrina, Tengku, Wadoux, Alexandre M.J.-C., McBratney, Alex B.

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Soil macrofauna in Oil palm plantation of Sei Liput von Jhon, Arlen Hanel, Rauf, Abdul, Sabrina, T, Akoeb, Erwin Nyak

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PERAN KOMPOS TANDAN KOSONG KELAPA SAWIT DAN PUPUK ANORGANIK DALAM MENINGKATKAN SERAPAN HARA N, P, K DAN PERTUMBUHAN TANAMAN KENAF (Hibiscus cannabinus L.) von Batubara, Redina Marlina, Elfiati, Deni, Akoeb, Erwin Nyak

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