Palabras claves: Agricultural pollution sources, Biological water quality, Guayas River basin, macroinvertebrates, PESTICIDES
Autores: De Troyer N., Deknock A., Forio M.A.E., Goethals P.L.M., Houbraken M., Indira Nolivos-Alvarez, Luis Elvin Domínguez-Granda, Spanoghe P., Van Echelpoel W.