“…Several factors interfere with onion production, including the use of quality seeds and of associated production technologies (Pannacci et al 2020), necessary nutrition (Okada et al 2020), solar radiation, luminosity and water availability (Esmaeilzadeh et al 2020), among others. In some onion-producing countries, average productivity is very low (Ghosh et al 2018). Therefore, research that promotes the best growth and development of culture must be constantly updated.…”