Rath S, Mohapatra AK, Dash S. Correlation and regression studies of SPAD based leaf nitrogen estimation as impacted by nitrogen and zinc management under medium land rice in Alfisols of Odisha. Plant Sci. Today [Internet]. 2024 Sep. 3 [cited 2024 Nov. 21];11(4). Available from: https://horizonepublishing.com/journals/index.php/PST/article/view/2810