【摘要】 细菌性穿孔病是李主要病害之一。分布范围广,危害严重。叶片、果实、和枝条均可发病,如防治不及时,常造成大量落叶、落果,削弱树势,影响产量,严重者发生绝产甚至死树。本文从园地选择、品种、砧木、清除病源、科学用药、控制树势等几个方面探讨了李细菌性穿孔病的综合防治技术。更多还原

【Abstract】 Bacterial shot-hole is one of the major diseases in plum.It is distributed widely,and its harm is usually serious.Leaves,fruits and shoots of plum are all possibly affected with the disease.If no effective control measures are timely provided,defoliation,fruit abscission may occur,and its product will be greatly decreased.In this article,selection of orchard site,variety,rootstock,elimination of diseased tissues,chemical application,etc,to control the disease systematically are discussed.更多还原