A Study on the Spatio-Temporal Variation of Physico-Chemical Parameters, Water Quality Index, and Pearson Correlation Coefficient in Hub Lake, Mysuru. JIAEM [Internet]. 2026 May 23 [cited 2026 Jun. 29];46(1):22-9. Available from: https://or.niscpr.res.in/index.php/JIAEM/article/view/26876