每年的6月～7月是我省多暴风雨的季节,容易引起山洪暴发,溪河水位猛涨。洪水退后往往会流行水稻白叶枯病,若事先准备不足,防治工作被动,就会造成病害流行,使水稻叶片干枯,结实率降低,米质松脆,粒重减轻,严重减产。 白叶枯病是水稻的四大病害之一。带菌种子和有病 June to July each year is the season of the province more stormy, easily lead to flash floods, river water level soared. Floods often fall prey to bacterial leaf blight, if prepared in advance, prevention and control work is passive, it will cause disease epidemic, so that the leaves of rice dry, reduced seed set, rice crisp, grain weight, serious cut. Bacterial blight is one of the four diseases of rice. Carry the seeds and get sick