2007年金山区水稻条纹叶枯病发生特点与防治对策

Shanghai Agricultural Science and Technology(2008)

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Abstract
<正>水稻条纹叶枯病是一种由灰飞虱传播而引起的病毒病,危害严重时,水稻减产幅度一般在20%~50%,严重的田块几乎颗粒无收。近年来,水稻条纹叶枯病呈逐年扩大且迅速蔓延的态势,已成为影响水稻高产的主要病害。2007年是我区
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