Sungunsin W, Mingmoon P, Nganchamung T, Promtong N, Limpiteeprakan P. Effectiveness of Organic Fertilizer Derived from Napier Grass Fermentation Sludge on the Growth of Pak Choi (Brassica rapa L.). YRU J. Sci. Technol. [internet]. 2026 Mar. 31 [cited 2026 Sep. 29];11(1):45-54. available from: https://li01.tci-thaijo.org/index.php/yru_jst/article/view/269216