Soil chemical attributes variability under tillage and no-tillage in a long-term experiment in southern Brazil. Bioscience Journal [online], 2019. [online], vol. 35, no. 2, pp. 467–476. [Accessed16 December 2025]. DOI 10.14393/BJ-v35n2a20198-41793. Available from: https://seer.ufu.br/index.php/biosciencejournal/article/view/41793.