Araujo, L. and Stadnik, M.J. 2013. <b>Cultivar-specific and ulvan-induced resistance of apple plants to Glomerella leaf spot are associated with enhanced activity of peroxidases</b&gt; - doi: 10.4025/actasciagron.v35i3.16174. Acta Scientiarum. Agronomy. 35, 3 (Feb. 2013), 287-293. DOI:https://doi.org/10.4025/actasciagron.v35i3.16174.