香蕉褐缘灰斑病,可分为黄斑型和黑斑型2种类型。2种类型病害在田间发病的症状有明显区别,且为害严重程度以黑斑型为主。参照国内真菌分类权威专家现已命名为香蕉黑斑病(Mycosphaerella filiensis)。香蕉黑斑病是世界主要产蕉园的主要病害,流行性极强,严重发生时可致减产30%~50% Banana brown edge gray spot disease can be divided into two types of macular and black spots. Two types of diseases in the field of disease symptoms have obvious differences, and the severity of the damage to the main type of dark spots. Reference authoritative authoritative domestic fungi classification is now named black spot disease (Mycosphaerella filiensis). Banana black spot is the world’s major banana plantations the main disease, highly prevalent, can cause severe cut 30% to 50%