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滅多威硫雙威不能不分防治對(duì)象見藥就用
date:2017/2/28   

使用真菌性殺菌劑防治病毒病或細(xì)菌性病害的現(xiàn)象尤其多見。這樣不問青紅皂白地盲目用藥,不僅貽誤時(shí)機(jī),而且防治效果差。


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