低龄柑桔树脱叶病的防治四年以下尚未结果的柑桔树，往往有大量脱叶现象，群众称之为脱叶病。柑桔树一旦脱叶，轻者削弱树势，生长延缓，重者叶片脱光，最后枯死。柑桔脱叶，主要是受环境的影响，可归纳为五种类型，如果分别采取相应措施可以挽救。一是新叶叶脉爆裂性的脱... Older citrus tree prevention and treatment of leaf decay Four years have not yet reached the result of citrus trees tend to have a large number of defoliation, the masses called defoliation disease. Citrus trees once the defoliation, light weaken the tree vigor, growth retardation, severe foliar leaves, and finally died. Citrus defoliation, mainly affected by the environment, can be grouped into five types, if taken separately, the corresponding measures can be saved. First, the new leaflet burst sex off ...