1983年,采用十种药剂(含不同剂型),进行防治穗稻瘟的田间试验,结果列如表1.由此看出:防治稻瘟病的常规药剂,如稻瘟酞、异稻瘟净、多菌灵等施用一次的防病效果在50%左右,高效农药 克瘟散、富士1号、三环唑防病效果在58.7～79.0%.施用两次的防病效果提高5～10%.三环唑比常用药50%WP多菌灵防效提高29%以上. In 1983, ten kinds of medicaments (including different dosage forms) were used in the field trials to control panicle blast, and the results are shown in Table 1. From this, it can be seen that the conventional medicaments for preventing and controlling blast, such as rice blast, Carbendazim and other anti-disease effect of a time of about 50%, high efficiency pesticide grams blast, Fuji No. 1, tricyclazole prevention and control effect of 58.7 ~ 79.0% .Application of twice prevention effect increased by 5 to 10%. Tricyclazole 50% WP than the commonly used drugs carbendazim control more than 29%.