Pollutants in porous media: the unsaturated zone between soil surface and groundwater

aguas fecales azote chemicals contaminantes eau souterraine fosfatos (sales) groundwater lutte antipollution metal metales metals microbiologia microbiologie microbiology nitrate nitrates nitratos nitrogen organic compounds pesticide pesticides phosphate (sel) phosphates (salts) plaguicidas polluant pollutants pollution control pollution de l'eau pollution du sol produit chimique sewage sistema poroso del suelo soil pollution soil pore system solute solutes soluto water pollution