近年来，随着保护地蔬菜生产的迅速发展，各种蔬菜灰霉病的发生也日趋严重，已成为当前保护地蔬菜栽培的主要病害之一。根据近几年在安宁渠、五家渠、板房沟、石河子、奎屯等地的调查，无论是冬春茬，还是早春茬，灰霉病的发生都比较严重。一般年份，番茄减产20％～40％，黄瓜 In recent years, with the rapid development of vegetable production in protected areas, the occurrence of gray mold diseases of various vegetables has become increasingly serious, and it has become one of the major diseases of vegetable cultivation in protected areas. According to the recent years in the Anningqu, Wujiaqu, Banfanggou, Shihezi, Kuitun and other places of investigation, whether it is winter or spring, or early spring, the occurrence of gray mold are more serious. The general year, tomato cut 20% ~ 40%, cucumber