| 四种杀虫剂对稻纵卷叶螟的防治效果研究 |
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| 引用本文： | 林伯能,王茀望.四种杀虫剂对稻纵卷叶螟的防治效果研究[J].杂粮作物,2011(3). |
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| 作者姓名： | 林伯能 王茀望 |
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| 作者单位： | 海南省植保植检站,海南海口,570203 |
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| 摘 要： | 目的]探寻有效防治水稻稻纵卷叶螟的药剂。方法]用清水作对照,采用1.8%阿维菌素乳油450 g/hm2、40%毒死蜱乳油1 800 g/hm2、20%三唑磷乳油1 800 g/hm2和40%辛硫磷乳油1 500 g/hm2进行防治水稻稻纵卷叶螟的对比试验。结果]施药15天后,1.8%阿维菌素乳油450 g/hm2和40%毒死蜱乳油1 800 g/hm2的防效分别为85.58%和86.80%,卷叶内有虫率均为0;40%辛硫磷乳油1 500 g/hm2的防效为79.60%,卷叶内有虫率为4.35%;20%三唑磷乳油1 800 g/hm2的防效最低,为72.45%。结论]4种药剂均对稻纵卷叶螟有一定防治效果,且以1.8%阿维菌素乳油450 g/hm2和40%毒死蜱乳油1 800 g/hm2的防效最为明显。
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| 关 键 词： | 稻纵卷叶螟 药效 杀虫效果 |
Control Effect of Four Pesticides on Cnaphalocrocis medinalis Guenee |
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| LIN Bo-neng et al.Control Effect of Four Pesticides on Cnaphalocrocis medinalis Guenee[J].Rain Fed Crops,2011(3). |
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| Authors: | LIN Bo-neng |
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| Institution: | LIN Bo-neng et al(Plant Protection and Quarantine Station of Hainan Province,Haikou,Hainan 570203) |
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| Abstract: | Objective] The aim was to select pesticides on controlling Cnaphalocrocis medinalis Guenee.Method] With water as CK,the compared experiment on controlling Cnaphalocrocis medinalis Guenee was conducted by using 1.8% abamectin EC 450 g/hm2,40% chlorpyrifos EC 1 800 g/hm2,20% triazophos EC 1 800 g/hm2 and 40% phoxim EC 1 500 g/hm2.Result] The control effects of 1.8% abamectin EC 450 g/hm2 and 40% chlorpyrifos EC 1 800 g/hm2 were 85.58% and 86.80%,and both the rate of insects in the curled leaf were 0.The co... |
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| Keywords: | Cnaphalocrocis medinalis Guenee Efficacy Insecticidal effect |
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