Spatial variability structure of the surface layer attributes of gleysols from the coastal plain of Rio Grande do Sul . Bioscience Journal [online], 2015. [online], vol. 31, no. 6, pp. 1711–1721. [Accessed15 December 2025]. DOI 10.14393/BJ-v31n6a2015-29457. Available from: https://seer.ufu.br/index.php/biosciencejournal/article/view/29457.