大棚西葫芦病毒病一般在缺水缺肥、管理粗放、高温干旱、日照过强、蚜虫危害重等情况下均有利于发病。由于大棚环境密闭，若不控制好棚内小环境，全年均可发病，植株若在坐果前发病，则花器发育不良，影响坐果，降低蔬菜质量和产量，根据田间调查情况提出以下防治措施。1选种目 Greenhouse zucchini virus disease is generally lack of water and lack of nutrition, extensive management, high temperature and drought, too strong sunshine, aphids and other hazards are conducive to the incidence. Due to the closed environment of the greenhouse, if the environment in the greenhouse is not controlled, the disease may occur throughout the year. If the plant develops disease before the fruit setting, the flower will develop poorly, which will affect the fruit setting and reduce the quality and yield of the vegetables. The following prevention and control measures are proposed according to the field investigation. 1 choice of species