【摘要】 连续数年对上海市柑橘树病虫害进行普查,共发现病虫害91种,包括病害18种、昆虫纲66种、蛛形纲等其他有害生物7种;并从发生程度、分布和危害等方面对上海市柑橘病虫害发生的历史资料进行了分析,基本摸清了上海市柑橘病虫害发生现状。更多还原

【Abstract】 A survey of citrus pests and diseases in Shanghai area was carried out for several years.91 kinds of pests and diseases were found,including 18 species of diseases,66 species of insects,7 species of Arachnids and other pests.The historical data of citrus pests and diseases in Shanghai was analyzed from the occurrence degree,distribution and damage and so on.The status of citrus pests and diseases in Shanghai area was basically found out.更多还原