The control efficiency with sprays of 30% DT or 15% triadimefon WP at rice boot stage was higher, the damage of FSR could be controlled.

• 田间试验结果表明，在水稻孕穗期，喷施30%25DT和15%25粉锈宁可湿性粉剂，对稻曲病有较高的防治效果，可控制稻曲病的危害。