马铃薯枯萎病药效试验

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通过生物药剂生物碱的几个处理对马铃薯枯萎病进行药效试验,并对每个处理进行测产,评价产量增减情况。试验结果表明:应用生物药剂生防碱进行种薯消毒(50倍液)+苗期300倍液喷药1次,叶片深绿,产量最高,达2417.9kg;应用生物药剂生防碱种薯消毒(50倍液),产量较好,达2251kg。两种处理方法都优于用多菌灵消毒,增产潜力大。
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