Behavior of grape breeding lines with distinct resistance alleles to downy mildew (Plasmopara viticola) oleh Fernando D. Sánchez-Mora, Luciano Saifert, Jean Zanghelini, Wilson T. Assumpção, Cláudia A. Guginski-Piva, Renan Giacomet, Eduardo I. Novak, Gustavo H. Klabunde, Rudolf Eibach, Lirio Dal Vesco, Rubens O. Nodari, Leocir J. Welter