tavelure

CONT: Les pommes et les poires atteintes par la tavelure se crevassent et perdent toute valeur marchande. Les agents responsables sont des champignons microscopiques.
OBS: Les 4 maladies principales qui atteingnent le pommier sont la tavelure, l'oïdium, le chancre commun et la pourriture du collet.

CONT: Scab in apple trees is a plant disease which is caused by Venturia inaequalis. Venturia inaequalis is a fungus and in addition to peach and nectarine trees, Venturia inaequalis scab also attacks pears. Damage from apple tree scab can be severe, affecting the fruit harvest, as well as the apple tree itself. Deformations, cracks and entire tree death are common in apple trees infected with Venturia inaequalis fungal scab.