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智坚2013:不使用毒死蜱,还有别的代替药物嘛? (2014-04-15 07:41)
智坚2013:你好!老师,往年发生赤星病的果园应该怎么用药?我给配的药 氟硅唑(40%乳油、20毫升/瓶)300斤水/瓶+多抗霉素(3%可湿性粉剂、250克/袋)400斤水/包+毒死蜱(480克/升 乳油、250ml/瓶)600斤水/瓶+四螨*哒螨灵(16%可湿性粉剂、哒螨灵含量:7%、四螨嗪含量:9%,200 .. (2014-04-15 07:39)
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约克农化:毒死蜱微囊悬浮剂 不知道安全性怎么样? (2014-04-15 16:03)
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