套袋鸭梨果皮呈黄色，果肉细嫩，果面病虫斑少，深受国内外市场欢迎。近几年套袋鸭梨发生黑点病，严重影响出口及内销，而不套袋的则极少发病。因此，１９９５年河北省沧县、青县、石家庄、保定等市、县一些果农中途撕袋，损失很大。我们曾对该病病原进行诊断，证明套袋鸭梨黑 Bagged pear peel yellow, tender flesh, fruit pest less, welcomed by domestic and foreign markets. In recent years, the occurrence of black spots bagging pear, a serious impact on exports and domestic sales, while not bagging are rarely affected. Therefore, some farmers in cities and counties of Cang County, Qingxian County, Shijiazhuang City and Baoding County in Hebei Province drained bags in mid-1995, with great losses. We have a diagnosis of the disease pathogens, bagging pear pear black