Table of Content: Potato Late Blight (Phytophthora infestans) The Negative Prognosis Model by Schrödter and Ullrich The Late Blight Infection Model of FRY The combination of Negative Prognosis and FRY Infection The NoBlight Model Smith Periods to predict Potato Late Blight Model WinstelCast for P. infestans Model BliteCast for P. infestans Model "Phytophthora infestans" Pectobacterium "Blackleg" Disease TomCast Alternaria Model for Potato Colorado potato beetle Model of Colorado potato beetle Aphid Risk Model