黑斑病和锈斑病是金针菇栽培常见的两种病害。既影响产量,又影响品质。其防治方法分别如下: 黑斑病。黑斑病是一种由假单孢杆菌引起的细菌性病害。该病菌广泛存在于土壤、空气及水中,可通过漂浮进入菇房。也可由洒水、人工操作及昆虫传染。发病后金针菇菌盖出现椭圆形褐色或深褐色斑点,初为针尖点状,扩大后直径达2至4毫 Black spot and rust spot are the two common diseases of Flammulina velutipes. Both affect the yield, but also affect the quality. The prevention methods are as follows: black spot disease. Black spot is a bacterial disease caused by Pseudomonas. The bacteria are widespread in the soil, air and water, floating into the mushroom house by floating. Can also be sprinkled water, manual operation and insect infection. After the onset of mushroom cap appeared oval brown or dark brown spots, the beginning of the needle point punctate, enlarged diameter of 2 to 4 milliseconds