CRUSCIL, Carlos Alexandre Costa; NAKAGAWA, João; ZUCARELI, Claudemir. Nutrients concentrations in the flag leaf and grains of black-oat affected by phosphate and potassium fertilization. Semina: Ciências Agrárias, [S. l.], v. 30, n. 4, p. 833–840, 2009. DOI: 10.5433/1679-0359.2009v30n4p833. Disponível em: https://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/4078. Acesso em: 18 mar. 2026.