[Planning of fungizid application by the computer program ProPlant]

agricultural warning services analyse marginale aplicaciones del ordenador application des ordinateurs avertissement agricole cereales cereals computer applications computer software control de enfermedades control de plagas cultivation cultivo decision making disease control encuestas enfermedades de las plantas extension extension activities fongicide forecasting fungicidas fungicides logiciel lutte antiravageur maladie des plantes marginal analysis pest control pesticide pesticides plaguicidas plant diseases plant protection pratique culturale programas de ordenador protection des plantes saxe-anhalt saxony-anhalt simulation models surveys toma de decisiones vulgarisation