Elisa Robotti Editor

Dr Elisa Robotti, PhD Dip. Scienze e Innovazione Tecnologica Università del Piemonte Orientale Viale Michel 11 15121 Alessandria Tel: +39 0131 360272 Fax: +39 0131 360250 e-mail: [email protected] Emilio Marengo Department of Environmental and Life Sciences, University of Eastern Piedmont, Alessandria, Italy. [email protected]