井岗霉素是长期用于水稻纹枯病防治的主要药剂,使用30多年来,纹枯病对该药的抗药性有所上升,部分稻区可能出现了抗性很强的病菌;又因其控制纹枯病的持效期一般只有7天左右,在大发生年份或者发病重的田块,需要多次用药才能取得较好的防治效果。因此,可以考虑采用其他有效药剂,介绍如下。满穗(240克/升噻呋酰胺悬浮 Jinggangmycin is a long-term primary prevention and treatment of rice sheath blight, the use of more than 30 years, sheath blight resistance to the drug has increased, some of the rice may have a strong resistance to bacteria; and because The sheath blight control the persistence period is generally only about 7 days, in the year of occurrence or the incidence of heavy plots, need multiple drug use to get better control effect. Therefore, consider the use of other effective agents, introduced below. Full spike (240 g / L thifluzamide suspension