Table of contents: Grape Vine Downy Mildew Plasmopara viticola Biology of Plasmopara viticola Primary Infection of P. viticola Secondary infection by P. viticola Graphical presentation and pracitcal use of the model Grape Vine Powdery Mildew Uncinula necator Biology of GVPM Risk model: Gubler- Thomas Pessl Instruments model Model for primary inoculum by ascospores graphical presentation and practical use of the GVPM Grape Vine Black Rot Guignardia bidwellii Biology of GVBR Model of GVBR and pracitcal use Grape berry moth Biology of the grape berry moth Grape berry moth model Grey mould Botrytis cinerea Biology of B. cinerea Model of B. cinerea and practical use Anthracnose (Elsinoe ampelina) Rain and pesticide residue Rain accumulation leaf formation and cluster growth