Pandiya KD, Jagadeeswaran R, Pazhanivelan S, Kumaraperumal R, Prabu PC, Pangayarselvi R. Spectral indices for monitoring soil heavy metal contamination: Direct soil and vegetation proxy approaches, current trends and future prospects. Plant Sci. Today [Internet]. 2025 Nov. 5 [cited 2026 Mar. 3];12(sp4). Available from: https://horizonepublishing.com/index.php/PST/article/view/11552