Items where Author is "Poltak Rado Wijaya, Saragih"
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Poltak Rado Wijaya, Saragih (2022) Kajian Serangan Hama Ulat Api (Setothosea Asigna) Dan Curah Hujan Terhadap Produktivitas Kelapa Sawit (Elaeis guineensis Jacq.) Di Afdeling VIII Kebun Rambutan PT.Perkebunan Nusantara III. Final Report thesis, Politeknik LPP Yogyakarta.