Santos, G.L. dos, Santos, A.P. dos, Santos, M.G. dos, Lins, H.A., Souza, A.R.E. de, Tartaglia, F. de L., Silveira, L.M. da and Júnior, A.P.B. 2023. Nutritional efficiency in sunflower cultivars under dosages of potassium in semiarid region. Bioscience Journal. 39, (Mar. 2023), e39044. DOI:https://doi.org/10.14393/BJ-v39n0a2023-54188.