Abstract: Citrus canker is a kind of quarantine bacterial disease, which seriously damages its leaves, branches and fruits, and then leads to the decrease of citrus yield. At the same time, it affects the commodity and sales of citrus. It has the characteristics of rapid transmission and difficult to cure. the symptom recognition and occurrence regularity of citrus canker weresummarized, the comprehensive control technology waselaborated, in order to effectively carry out prevention and control, reduce the cost of prevention and control, make the citrus production can be smoothly developed.

Key words: citrus canker, symptom recognition, occurrence regularity, integrated control