Khrueakham, A. . ., Anurugsa, . B. ., & Hungspreug, N. . (2015). Influence of Chemical Fertilizer Applications on Water Quality in Paddy Fields in Nong Harn, Sakon Nakhon Province, Thailand. Agriculture and Natural Resources, 49(6), 868–879. Retrieved from https://li01.tci-thaijo.org/index.php/anres/article/view/243791