Effect of Heavy Metals on the Germination of Wheat Seeds: Enzymatic Assay - PINTILIE, Olga; ZAHARIA, Marius; COSMA, Adelina; BUTNARU, Alina; MURARIU, Manuela; DROCHIOIU, Gabi; SANDU, Ion (The Annals of “Dunarea de Jos” University of Galati. Fascicle IX, Metallurgy and Materials Science, 2016)