Foliar aggressiveness of Phytophthora infestans in four Nordic countries - Lehtinen, Ari; Andersson, A.; Hannukkala, Asko; Hermansen, A.; Naerstad, R.; Le, V.H.; Brurberg, M. B.; Nielsen, B.J.; Hansen, J. G.; Ketoja, Elise; Yuen, J. (se, 2007)
Keywords: Ta; kasvinsuojelu; kasvitaudit; peruna; perunarutto; Phytophthora infestans; Phytophthora infestans; plant protection; plant diseases