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造成花生叶枯病的原因很多，但不外乎侵染性病害和非侵染性病害两大类。一般说来后者是难以用农药来防治的。笔者曾亲见过农民用多菌灵防治日光灼伤后的花生的场面，这说明不能正确识别花生叶枯病的种类，必然影响防治技术的正确应用。经过实地观察，就常见的花生叶枯病症状做
There are many reasons for peanut leaf blight, but nothing more than two types of infectious diseases and non-infectious diseases. In general the latter is difficult to control with pesticides. I have personally seen peasants used carbendazim control sunflower peanut scene, which shows that the correct identification of peanut leaf blight species, will inevitably affect the correct application of prevention and control technology. After field observation, the common symptoms of peanut leaf blight do