江苏水稻中后期“三病三虫”总体呈偏重态势

• 机 构: 江苏省植保站,
• 出 处: 农药市场信息
• 发表日期: 2014年22期
• 关键词: 三病 三虫 穗颈瘟 里下河 大穗型品种 等至 发病盛期 稻曲病 因素分析 直播稻

综合各方面因素分析,预计今年江苏省水稻中后期“三病三虫”总体呈偏重态势。纹枯病全省大部偏重流行,里下河、丘陵及淮北局部地区大流行,发生程度重于去年;7月底至8月上旬进入发病盛期,略早于常年。稻瘟病穗颈瘟在丘陵、沿江、沿海及淮北局部地区中等至偏重流行,丘陵部分老病区偏重至大流行,其他地区偏轻发生,程度重于上年。稻曲病苏南、沿江、沿海粗秆大穗型

Comprehensive analysis of various factors, it is estimated that this year’s rice in Jiangsu Province, “three diseases and three insects,” the overall bias was the trend. Most of the province withered blight endemic to the epidemic, the Lixiahe, Hilly and Huaibei local pandemic, occurring more heavily than last year; the end of July to early August entered the peak incidence, slightly earlier than perennial. Blast blast panicle blast in the hills, along the Yangtze River, coastal areas and parts of Huaibei moderate to partial prevalent, part of the old hilly areas emphasis on pandemic, other areas of partial light, the extent is heavier than the previous year. False false smoked southern Jiangsu, along the coast, coastal big stalk type