草莓白粉病主要分布在北美、欧洲、东亚等草莓主产区,我国于1959年首次在沈阳农学院温室草莓上发现白粉病,20世纪90年代以来发生严重,部分地区白粉病已成为草莓生产上最严重的一种病害,发病严重时,病叶率可达45%以上,病果率在50%以上,严重影响草莓的品质和产量,经济损失惨重。发病原因:引发草莓白粉病的病原为子囊菌亚门核菌纲白粉菌目白粉菌科单囊壳属的专性 Strawberry powdery mildew is mainly distributed in the main producing areas of strawberry in North America, Europe and East Asia. For the first time, China found powdery mildew on greenhouse strawberries in Shenyang Agricultural College in 1959, and it has been serious since 90’s of 20th century. Powdery mildew in some areas has become strawberry production The most serious kind of disease, when the disease is serious, the diseased leaf rate can reach more than 45%, the diseased rate is more than 50%, seriously affecting the quality and output of strawberry, and the economic loss is heavy. The cause of the disease: the pathogen causing strawberry powdery mildew Ascomycota Mycoplasma powderycets powdery mildew Monascus genus