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近日,全国农技中心组织南方水稻主产省的测报技术人员和有关专家在海南省海口市召开了全国早稻主要病虫害发生趋势会商会。与会专家根据当前病虫发生基数、气候条件和水稻栽培情况等因素综合分析,预计今年早稻病虫害呈偏重发生态势,发生面积3.16亿亩次。其中,虫害以稻飞虱、稻纵卷叶螟和二化螟为主,发生面积2.16亿亩次;病害以稻瘟病、稻纹枯病为主,发生
Recently, the National Agricultural Technology Center organizes the survey technicians and relevant experts from major rice-producing provinces in southern China to hold a conference on the trend of major pests and diseases in early rice in Haikou, Hainan Province. According to the current pest occurrence base, climate conditions and the situation of rice cultivation and other factors comprehensive analysis, early this year, pests and diseases are expected to happen with a strong tendency, the occurrence area of 316 million mu times. Among them, the pests were mainly rice planthoppers, rice leafroller and rice stem borer, with an area of 216 million mu; diseases were mainly rice blast and rice sheath blight, which occurred