IASTREMSKI, M. P.; RESENDE, J. T. V. DE; CAMARGO, C. K.; RUTHES, M. G.; SANTOS, M. A. P. Competition of onion genotypes in the soil and climatic conditions of Guarapuava, State of Paraná. Acta Scientiarum. Biological Sciences, v. 43, n. 1, p. e53105, 19 abr. 2021.