| 植物杀虫剂苦皮藤乳油不同施药次数对菜青虫的影响 |
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| 引用本文： | 翟兴礼,李方远,李杰.植物杀虫剂苦皮藤乳油不同施药次数对菜青虫的影响[J].商丘师范学院学报,2004,20(5):119-120. |
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| 作者姓名： | 翟兴礼 李方远 李杰 |
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| 作者单位： | 商丘师范学院,生物系,河南,商丘,476000 |
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| 摘 要： | 植物杀虫剂苦皮藤乳油(KPT EC)已获国家发明专利，但其田间应用技术的系统研究报道甚少．1999—2001年，采用室内生测和田间小区试验相结合的方法，在夏甘蓝上进行了20％苦皮藤乳油防治菜青虫研究．应用苦皮藤乳油防治夏甘蓝上二代菜青虫，一次施药其防效为51．5％．从施药次数上，在卵盛孵期开始施药。以施3次和4次为宜．
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| 关 键 词： | 苦皮藤乳油 菜青虫 施药次数 |
| 文章编号： | 1672-3600(2004)05-0119-02 |
| 修稿时间： | 2003年6月4日 |
Research for applied technology of KPT EC in field |
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| ZHAI Xing-li,LI Fang-yuan,LI-jie.Research for applied technology of KPT EC in field[J].Journal of Shangqiu Teachers College,2004,20(5):119-120. |
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| Authors: | ZHAI Xing-li LI Fang-yuan LI-jie |
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| Abstract: | Plant insecticide of KPT EC has obtained state patent,but its systematc research of applied teachnology in field has been rarely reported.From 1999 to 2001,KPT EC(20%) preventing and curing cabbage insect has been studyed in summer's wild cabbage with the way of combining test of living being indoors with district experriment in field.The insecticide is spread at one time,the rate of preventing result is 51.4%.In accordance with the frequency of spreading,it is suitable for spreading at 3 or 4 times during the full hatching period. |
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| Keywords: | KPT EC cabbage buterfly applied technology |
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