Nutritional efficiency in sunflower cultivars under dosages of potassium in semiarid region. Bioscience Journal [online], 2023. [online], vol. 39, pp. e39044. [Accessed16 December 2025]. DOI 10.14393/BJ-v39n0a2023-54188. Available from: https://seer.ufu.br/index.php/biosciencejournal/article/view/54188.