小麦全蚀病是一种危险性病害,一旦发生,蔓延迅速,极难防治。小麦染病后,轻者减产1～2成,重者减产5成以上,对小麦增产威胁很大。小麦全蚀病也叫立枯病、根腐病,是一种由真菌侵染而引起的根部病害。其症状是:苗期被害:分蘖减少,基部叶片发黄,初生根和地下茎变成灰褐色。拔节期被害:叶片自下而 Total eclipse of wheat disease is a dangerous disease, in the event of rapid spread, extremely difficult to control. After the wheat is infected, the light output is reduced by 1 to 2 percent, and the heavy output is reduced by more than 50 percent, threatening to increase the yield of wheat greatly. Total eclipses of wheat, also known as blight, root rot, is a root disease caused by fungal infections. The symptoms are: seedling damage: reduced tillers, yellow leaves at the base, the primary roots and underground stems turned beige. Jointing killed: leaves from bottom to top