Aishwarya , G.; Yogananda , S. B.; Ananthakumar , M. A.; Thimmegowda, M. N.; Thimmegowda, P.; Praveen , P.; Shivashankar , K. Integrated Assessment of Soil Quality Using PCA-Derived Indices and Spatial Zonation in a Micro-Watershed. Plant Sci. Today 2025, 12.