柑橘轮斑病的适生区预测及风险分析
徐永红1(),陈力2,唐松3,丁德宽4,杨宇衡1()
Prediction of Suitable Area and Risk Analysis for Citrus Target Spot
XU YongHong1(),CHEN Li2,TANG Song3,DING DeKuan4,YANG YuHeng1()

图1. 柑橘轮斑病症状
A:叶片病斑;B:枝干病斑;C:木质部侵染;D:果实病斑;E:整株落叶。箭头所示为发病部位

Fig. 1. Symptoms of citrus target spot
A:leaf spot;B:infected stem;C:infected xylem;D:fruit spot;E:all leaves fall。Arrows show the infected parts of citrus trees