1.The chemical control under field test showed that 75% Daconil WP and 58% Ridomil-MZ WP obtained the best control of this disease.
在田间行药剂筛选，75%苯腈及58%锌锰灭达乐混合可湿性粉剂效果最佳。
2.The use of 75% of daconil solution, 50% of badistan solution, 1000× solution of mildothane, 65% of zineb solution, 50% of metalaxyl solution or 500×liquid spray had favorable effect above 90%.
75%
苯腈及58%锌锰灭达乐混合可湿性粉剂效果最佳。
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布津的1000×液，65%代森锌、50%甲霜铜的500×液喷雾，对云杉落针病的林间防治效果均可达
90%
；
