Amelioration of acid sulphate soils in Nilwala river basin : Amelioration of acid sulphate soils. SAARC J. Agri. [Internet]. 2022 Dec. 29 [cited 2026 Jun. 28];20(2):211-2. Available from: https://www.banglajol.info/index.php/SJA/article/view/63582