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Items where Author is "Hartika, Hartika"
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Hartika, Hartika (2021) Pengaruh Pupuk Kotoran Walet Dan NPK Mutiara 16:16:16 Terhadap Pertumbuhan Bibit Tanaman Kelapa Sawit (Elaeis Guineensis Jacq) Di Main Nursery. Other thesis, Universitas Islam Riau.