Growth and production of sunflower as a function of cationic nature of the water and nitrogen . Bioscience Journal, Uberlândia, MG, v. 33, n. 3, p. 581–591, 2017. DOI: 10.14393/BJ-v33n3-36534. Disponível em: https://seer.ufu.br/index.php/biosciencejournal/article/view/36534. Acesso em: 15 dec. 2025.