Open Access Research Paper Views (1205) Soil constraints and management options for rice production areas in Cagayan, Philippines Andrea F Dawan, Gerald L Seridon, Ricardo B Casauay J. Biodiv. & Environ. Sci. 18(2), 38-45, February 2021. Keywords: Cagayan soils, Lowland rice, Rainfed rice, SCAMP, Upland rice Details