Physiological Changes in Maize Grown in Soil with Copper and Zinc Accumulation Resulting from the Addition of Pig Slurry and Deep Litter over 10 Years - Lucas Benedet; Jucinei José Comin; Rosete Pescador; Paulo Armando Victoria de Oliveira; Paulo Belli Filho; Lessandro De Conti; Rafael da Rosa Couto; Paulo Emílio Lovato; Stefano Cesco; Tanja Mimmo; Gustavo Brunetto (Water, Air, & Soil Pollution, 2016)