MYLAVARAPU, R. UF/IFAS Extension Soil Testing Laboratory (ESTL) Analytical Procedures and Training Manual: CIR1248/SS312, rev. 2/2009. EDIS, Gainesville, FL, v. 2009, n. 2, p. 14, 2009. DOI: 10.32473/edis-ss312-2009. Disponível em: https://journals.flvc.org/edis/article/view/126880. Acesso em: 19 apr. 2024.