Affiliation: | 1. Polytechnic Institute of Tomar, Av. Dr. Aurélio Ribeiro 3, 2300313 Tomar, Portugal;2. Department of Edaphology and Agricultural Chemistry, Faculty of Agricultural Sciences, University of Salamanca, Avenida Filiberto Villalobos, 119, 37007 Salamanca, Spain;3. Department of Chemical Engineering, Faculty of Chemical Sciences, University of Salamanca, Plaza de los Caídos 1-5, 37008 Salamanca, Spain |