Agro-economic profitability of sweet potato cultivars as a function of the harvest age and times of cultivation in the semi-arid. Bioscience Journal [online], 2019. [online], vol. 35, no. 5, pp. 1315–1327. [Accessed13 December 2025]. DOI 10.14393/BJ-v35n5a2019-42176. Available from: https://seer.ufu.br/index.php/biosciencejournal/article/view/42176.