Open Access Research Paper Views (448) Influence of land use and land cover on the water quality of the Pinacanauan de Tuguegarao River: A multi-buffer zone analysis Ely D. Cancejo* J. Biodiv. & Environ. Sci. 27(6), 53-65, December 2025. DOI: https://dx.doi.org/10.12692/jbes/27.6.53-65 Keywords: Buffer zones, Correlation analysis, GIS, LULC, Water quality Details