Echer FR, Creste JE. Boron fertilization on sweet potato: effect of sources, rates and application form. Semina: Ciênc. Agrár. [Internet]. 2011 Dec. 6 [cited 2026 Feb. 5];32(4Sup1):1831-6. Available from: https://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/5195