Bishnu Hari Ashikary, Prayoon Swatdee, Somsak Vangnai, Tasnee Attanadana, Prapa Sripichitt. Enhancing Effect of Nitrogen and Phosphorus on Azolla (Azolla microphylly) in Rice Production in Acid Sulphate Soil. Agr. Nat. Resour. [internet]. 1996 Dec. 31 [cited 2026 Sep. 17];30(4):539-46. available from: https://li01.tci-thaijo.org/index.php/anres/article/view/241207