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据全国农技推广中心2015年全国水稻重大病虫害发生趋势预报,2015年,稻飞虱在华南、西南南部、江南、长江中下游等南方大部稻区偏重至大发生,黔东湘西高原山地单双季稻区大发生概率高,西南北部和江淮稻区中等发生;全国发生面积4.2亿亩次。很多能成为2015年为害水稻最大虫害。由于杂交稻推广,暖冬出现,稻飞虱近几年在水稻区有肆虐趋势,本文尝试着从各方面分析当前水稻稻飞虱防治产
According to the National Agricultural Technology Extension Center in 2015 forecasting the occurrence of major pests and diseases in rice in 2015, planthoppers in southern China, southwestern South China, southern Yangtze River, most of the southern region of the Yangtze River, The double cropping rice area has a high probability of occurrence, while the northwestern part of Southwest China and the Jianghuai rice area occur moderately; and the occurrence area of the whole country is 420 million mu. Many can become the biggest pests of rice in 2015. Due to the popularization of hybrid rice and the emergence of warm winter, the planthoppers have been ravaging in the rice area in recent years. This paper attempts to analyze the current control effects of rice planthopper