Non-anthocyanin polyphenols in healthy and Flavescence dorée infected Barbera and Nebbiolo leavesAlessandra Ferrandino, Chiara Pagliarani, Olga Kedrina-Okutan, Sara Icardi, Marco Bove, Claudio Lovisolo, Vittorino Novello and Andrea SchubertBIO Web Conf., 13 (2019) 03003DOI: https://doi.org/10.1051/bioconf/20191303003