Prevention and control of rice sheath blight mainly to take the following measures: 1, selection of disease-resistant varieties. 2, fight sclerotia, reduce the source of bacteria. 3, to strengthen the cultivation and management, adequate base fertilizer, top dressing early application, can not be partial application of nitrogen fertilizer, increase phosphorus and potassium fertilizer, the use of formula fertilization technology, so that the early stage of rice leafless, medium-term is not long, late is not greed. Irrigation to achieve shallow water delivery, adequate seedlings, dry field, rooting, fertilizer, re-sun, thin field light, long ear moist, not early water, prevent premature aging, to master the principle of "before the shallow, in the sun, after the moist" principle . 4, pharmaceutical control. Grasp the appropriate period of prevention and treatment, and the rate of diseased points in the latter part of the delivery will reach 15%, that is, control of pesticide application. The optional agents include Jinggangmycin, triadimefon EC, thiophanate-methyl, carbendazim, motilin, methyl-lecuryrin and so on. Anesthesia Medical Co., Ltd. , https://www.medicaldiverse.com