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日前,笔者从安徽省农委植保总站获悉,省农委日前通报8月下旬至9月中旬水稻主要病虫发生趋势,要求稻产区强化水稻病虫害监测防治工作。根据当前水稻主要病虫发生实况,结合水稻苗情、病虫规律及气象预报等因素综合分析,预计8月下旬至9月中旬全省水稻以稻飞虱、穗期病害为主的病虫总体将偏重发生。水稻稻飞虱、迟熟单季稻、双季晚稻稻曲病、稻瘟病全省偏重发生,其中稻飞虱在皖西南、沿江中部局部地区大发生。主发区域:齐穗-蜡熟期的中籼稻种植区以稻飞虱发生为主;孕穗末-齐穗期前的中籼稻种植区以稻飞虱、稻瘟病发生为主;单季晚粳、糯稻,迟熟直播稻、双季晚稻
Recently, the author learned from Anhui Provincial Commission of Agriculture and Plant Protection Station, Provincial Commission of Agriculture informed the late August to mid September major pests and diseases trends, requiring rice-producing areas to strengthen the prevention and control of rice pests and diseases. According to the current situation of main pests and diseases in rice and the comprehensive analysis of rice seedling, pests and diseases and weather forecast, it is estimated that the main pests and diseases of rice in the province from late August to mid-September are planthoppers and spikes Will be biased to happen. Rice planthopper, late-maturing single-season rice, double season late rice false smut and blast were preponderant in the whole province. Among them, planthopper occurred in the southwest of Anhui Province and in some areas along the central part of the Yangtze River. The main areas: heading - ripening waxy mid-indica rice plantations occur as the main planthopper; late booting - full heading indica rice planthoppers with rice planthopper, rice blast occurs mainly single season late japonica , Glutinous rice, late maturing direct seeding rice, double season late rice