Hakim, A. R., Indrayanti, A. L., & Chandrawijaya, N. (2020). Analisis Perhitungan Harga Pokok Produksi Dan Kelayakan Usaha Sedotan Prupuk (Phragmites karka (Retz) Trin ex Steud) Di Desa Tumbang Nusa, Pulang Pisau: The Calculation of Cost of Production and Feasibility Study of Prupuk (Phragmites karka (Retz) Trin ex Steud) Straw Production in Tumbang Nusa Village, Pulang Pisau. Daun: Jurnal Ilmiah Pertanian Dan Kehutanan, 6(2), 90–104. https://doi.org/10.33084/daun.v6i2.1252