"The Spontaneous appearance of the potato race 4 character in cultures of Phytophthora infestans."; "Gallegly, M. E. (Mannon E.)", "Eichenmuller, John J., 1922-"; "Phytophthora infestans."; "Eichenmuller, John J., 1922-", "Gallegly, M. E. (Mannon E.)"; "1959"; "

Journal article reprint from: American Potato Journal, v.36:no.2 (1959:Feb.).

"; ""; "P17829"; "pec"; "Phytophthora infestans."; "14256"; .