Authors: Coscione, AR de Andrade, JC van Raij, B de Abreu, MF

Citation: Ar. Coscione et al., An improved analytical protocol for the routine spectrophotometric determination of exchangeable aluminum in soil extracts with xylenol orange, COMM SOIL S, 31(11-14), 2000, pp. 2027-2037

Authors: Coscione, AR de Andrade, JC Poppi, RJ Mello, C van Raij, B de Abreu, MF

Citation: Ar. Coscione et al., Multivariate calibration applied to a highly interfering chemical system -The simultaneous spectrophotometric determination of aluminium and iron inplants using xylenol orange and partial least-squares regression, ANALYT CHIM, 423(1), 2000, pp. 31-40

Authors: Agbenin, JO De Abreu, CA van Raij, B

Citation: Jo. Agbenin et al., Extraction of phytoavailable trace metals from tropical soils by mixed ionexchange resin modified with inorganic and organic ligands, SCI TOTAL E, 227(2-3), 1999, pp. 187-196

Authors: Agbenin, JO van Raij, B

Citation: Jo. Agbenin et B. Van Raij, Rate processes of calcium, magnesium and potassium desorption from variable-charge soils by mixed ion-exchange resins, GEODERMA, 93(1-2), 1999, pp. 141-157