“Test Of Nutrients Content Of Nitrogen, Phosphorus, And Kalium On Paddy Fields Area Of Mopuya Village Of North Dumoga Sub District Of Bolaang Mongondow Regency”. EKOTON 4, no. 1 (June 1, 2022): 1–6. Accessed September 30, 2026. https://ejournal.unsrat.ac.id/v3/index.php/EKOTON/article/view/49532.