两种赤眼蜂防治水稻二化螟的效果比较

China Plant Protection(2019)

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Abstract
为比较两种赤眼蜂对水稻二化螟的田间防治效果,自二化螟卵始盛期释放稻螟赤眼蜂和拟澳洲赤眼蜂,同时与施用18%杀虫双的化学防治田进行对比.结果表明,稻螟赤眼蜂对卵的校正寄生率和防治效果分别为56.90%和73.04%,拟澳洲赤眼蜂对卵的校正寄生率和防治效果分别为40.28%和53.27%,稻螟赤眼蜂的防效高于拟澳洲赤眼蜂.
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