Devapriya JP. Influence of Sulfate, Phosphate, Ammonia and Dissolved Oxygen on Biochemical Oxygen Demand of Marlimund Lake, Ooty, The Nilgiris: Influence of Sulfate, Phosphate, Ammonia and Dissolved Oxygen on Biochemical Oxygen Demand of Marlimund Lake, Ooty, The Nilgiris. ijpba [Internet]. 2018 Sep. 18 [cited 2024 Nov. 24];9(03). Available from: http://ijpba.info/index.php/ijpba/article/view/1639