今年入夏后降水偏多,阴雨持续,日照不足,对果树病虫害发生流行十分有利,应引起高度重视。苹果(梨)正处于果实膨大期,是产量和品质形成的关键时期,同时也是苹果早期落叶病、轮纹病、炭疽病、桃小食心虫、梨黑星病、葡萄霜霉病的盛发 After this year, there will be more precipitation and more rainy days and less sunshine. This is very beneficial to the occurrence of pests and diseases of fruit trees and should be given high priority. Apple (pear) is in the period of fruit enlargement, which is the key period for yield and quality formation. It is also an early apple blight, ring rot, anthracnose, peach scab, pears scab and grape downy mildew