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温棚西葫芦主要病害有西葫芦白粉病、西葫芦褐斑病、西葫芦灰霉病、西葫芦绵腐病、西葫芦花叶病毒病等。1西葫芦白粉病症状主要发生在叶片上,苗期和成株期均可发病,叶面上初现白色近圆形小白粉病斑,后连片整叶布满白粉。
Greenhouse zucchini main diseases are zucchini powdery mildew, zucchini brown spot, zucchini gray mold disease, zucchini cotton rot disease, zucchini mosaic virus disease. 1 Zucchini powdery mildew symptoms occur mainly in the leaves, seedling and adult stage can be disease, the beginning of white foliar small white spot on the foliage, after contiguous whole leaf covered with white powder.