Consideration on the Serious Occurrence of Rice Leaf Roller in Jinping County in 2020
- Received Date: 13/12/2021
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Key words:
- Cnaphalocrocis medinalis /
- large occurrence /
- cause analysis /
- suggestions of prevention and control
Abstract: Rice leaf folder (Cnaphalocrocis medinalis) occurred in Jinping County in a large area and seriously threatened the safety of rice production. Based on field investigation and combined with monitored meteorological data of recent years, this paper comprehensively analyzed the causes of the infestation of C. medinalis in Jinping County in 2020. The results showed that the infestation of C. medinalis in Jinping County in 2020 was related to the migration of large amount of adults, suitable climate and food conditions. The specific prevention and control suggestions were proposed for the year of the serious infestation of C. medinalis.
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