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根据历年气象信息及历史资料综合分析,预测广西2012年9～10月柑橘主要病虫发生趋势预报如下:一、主要病虫发生趋势。柑橘红蜘蛛发生程度为中等偏重,发生面积220万亩;潜叶蛾发生程度为中等,发生面积150万亩;锈壁虱发生程度为中等,发生面积110万亩;柑橘溃疡病、疮痂病发生程度为中等偏轻,发生面积90万亩;炭疽病发生程度中等偏轻局部中等,发生面积65万亩。
According to the historical analysis of meteorological information and historical data, it is predicted that the main citrus pests and diseases in Guangxi from September to October 2012 are as follows: First, the main pests and diseases occur. Citrus red spider occurred moderately, with an area of 220 acres; the occurrence of the leafhopper is medium, the occurrence of an area of 1500000 acres; rust tick occurrence is medium, the area of 1100000 acres; citrus canker disease, scab disease The degree of moderate to moderate, the area of 900000 acres; anthrax moderately light local, 65000 acres of area.