ARTEMIO A. MARTIN JR and GYDABELLE M. CELESTINO 2026. AGROCHEMICAL USE, FARMER PRACTICES, AND ENVIRONMENTAL IMPLICATIONS IN CAGAYAN VALLEY, PHILIPPINES. The Bioscan. 21, 2 (Jun. 2026), 1613–1623. DOI:https://doi.org/10.63001/tbs.2026.v21.i02.pp1613-1623.