2026-06-27http://hdl.handle.net/123456789/26692assessmentattitudescrop productionfarmersfood productionhouseholdsintegrated pest managementmodelsnitrogenpolicyproductivityresourcesself sufficiencytechnologyphilippinesFarmers' welfare, food production and the environment: a model-based assessment of the effects of new technologies in the northern PhilippinesJournal Article