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为解决目前防治柑桔溃疡病药源短缺、群众不容易配制出高质量的波尔多液等问题,广东省农科院植保所研制出30％氧氯化铜悬浮剂,经1988—1990年田间药效试验,结果表明600—800倍稀释液,施药3—5次,可明显控制溃疡病的发生,药效比波尔多液好,使用安全,比0.5％石灰倍量式波尔多液节省铜用量70％,是一种很有前途的杀菌剂。
In order to solve the current shortage of source of prevention and treatment of citrus canker, the masses are not easy to formulate high-quality Bordeaux mixture and other issues. The plant protection institute of Guangdong Academy of Agricultural Sciences developed a 30% copper oxychloride suspending agent. After 1988-90, Effect test, the results show that 600-800 times diluted solution, applied 3-5 times, can significantly control the occurrence of ulcer disease, the effect is better than Bordeaux mixture, the use of safe, more than 0.5% lime-type Bordeaux mixture to save the amount of copper 70 %, Is a very promising fungicide.