稻曲病是水稻生长后期发生的一种病害。近年来 ,该病的发生及危害日趋严重 ,严重影响了稻谷质量和产量。为了筛选出安全、经济、有效的药剂 ,为指导大田防治提供依据 ,我们于 1 996～ 1 998年进行了药剂防治试验。1　材料及方法1 .1　材料小区供试组合为Ⅱ优多系 1号 ;大区供试 False smut is a disease that occurs late in rice growth. In recent years, the occurrence and harm of the disease have become increasingly serious, seriously affecting the quality and yield of rice. In order to screen out safe, economical and effective medicaments and provide the basis for the prevention and control of the field, we conducted the medicament prevention and control experiment from 1996 to 1998. 1 Materials and methods 1.1 Materials for the test combination of Ⅱ for more than the Department of Road No. 1;