几种药剂防治甜玉米棉铃虫药效试验

    Field trial experiment of control sweet corn Helicoverpa armigera by several chemicals pestiside

    • 摘要: 针对甜玉米主要害虫棉铃虫,筛选多种高效、低毒药剂对其进行田间防治试验,结果表明:0.5%甲维、1.8%阿维菌素乳油、益万农Bt粉剂对棉铃虫和玉米螟均有良好的防治效果.