Time (2) Metals (2) Kidnapping (2) Hydrogen-ion concentration (2) Influence (2) Processing (2) Concentración de iones hidrógeno (2) Metales (2) Tiempo (2) Secuestro (2) Assainissement (2) Temps (2) Temps (2) Influence (2) Transformation (2) Enlèvement (2) pH (2) Métaux (2) acculturation (2) Drying (1) Pruning (1) Employment (1) Ownership (1) Cleaning (1) Costs (1) Agriculture (1) Methods (1) Couples (1) Biomass (1) Bacterial leaching (1)