我省是苹果、梨的重点产区,年产量约占全国总产量的一半。近几年来果实病害在生产中严重影响着产量和品质;同时也是果品运输贮藏中造成烂筐、烂库的重要原因。 果实病害中以轮纹病、炭疽病、褐腐病、心腐病为主,由于这些真菌种类不同,在病害症状、发生规律上各有特点,但病菌萌 Our province is a key producing area of ​​apples and pears, with annual output accounting for about half of the national output. In recent years, fruit diseases in the production of a serious impact on the yield and quality; at the same time is also a fruit basket caused by rotten baskets, rotten library an important reason. In the disease of diseases, there are many diseases, such as ring rot, anthracnose, brown rot and heart rot. Because of the different types of these fungi,