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柑桔疮痂病是柑桔主要病害之一,目前常用波尔多液,托布津这两种药剂。1986～1987年我们进行百菌清防治柑桔疮痂病试验。 供试药剂为75％百菌清可湿性粉剂(美国大祥股份有限公司);对照药剂为70％甲基托布津可湿性粉剂(日产)和波尔多液。试验地点设在永加县沙头高浦柑场。供试品种:早熟宫川温州蜜柑。防治试验:设75％百菌清500、800、1000倍液;70％甲基托布津1000倍液;1％石灰等量式波尔多液;空白对照。每处理5次重复,共30个小区、每小区单株,随机排列。使用工农—16型喷雾器,每株喷药1公斤。1986年4月2日发芽时喷药,5月22日检查春梢叶片防治效果;1987年5月7日花谢时喷药,6月26日检查
Citrus scab is one of the main diseases of citrus, currently used Bordeaux mixture, Topaz these two agents. From 1986 to 1987, we carried out chlorothalonil test on chlorothalonil. Test agents for the 75% chlorothalonil WP (the United States Daxiang Co., Ltd.); control agent for the 70% thiophanate-methyl wettable powder (Nissan) and Bordeaux mixture. The test site is located in Yongga County Shatou Gaopu Orange Farm. Test varieties: Premature Miyagawa mandarin. Control test: Set 75% chlorothalonil 500,800,1000 times; 70% thiophanate-methyl 1000 times; 1% lime equivalent amount of Bordeaux mixture; blank control. Each treatment of 5 replicates, a total of 30 cells, each cell single, randomly arranged. Using a worker-peasant-16 sprayer, spray 1 kg per plant. April 2, 1986 germination spraying, on May 22 check the spring shoot leaf control effect; May 7, 1987 spent Xie spraying, June 26 check