Porkodi G, Ramamoorthy P, Anand G, Sugumaran MP, Jagadeeswaran R, Abirami R. Spatial variability map for soil fertility of Sugarcane Research Station Farm, Cuddalore, Tamil Nadu using GIS techniques. Plant Sci. Today [Internet]. 2025 Jul. 1 [cited 2026 Jan. 31];12(3). Available from: https://horizonepublishing.com/journals/index.php/PST/article/view/8360