番茄灰霉病(Botryis cinerea)是一种世界性的重要病害,该病主要为害果实造成烂果,对保护地番茄生产构成极大的威胁。浙江省温州市自20世纪90年代初开始发生番茄灰霉病,现已成为保护地番茄的头号病害,重发田块病果率高达40%以上,严重影响产量。过去,在我市 Botryis cinerea is a worldwide important disease. It is mainly caused by rotten fruit, which poses a great threat to tomato production in protected areas. Wenzhou City, Zhejiang Province since the early 20th century, the beginning of the 20th century, tomato gray mold disease has become the number one tomato disease protection, re-field block disease rate as high as 40% or more, seriously affecting the yield. In the past, in our city