| 阿维菌素和天敌瓢虫对枸杞蚜虫的控制效果评价 |
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| 引用本文： | 刘军和.阿维菌素和天敌瓢虫对枸杞蚜虫的控制效果评价[J].北方园艺,2008(11). |
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| 作者姓名： | 刘军和 |
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| 作者单位： | 黄淮学院,农林科学系,河南,驻马店,463000 |
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| 基金项目： | 国家科技支撑计划
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| 摘 要： | 以常规防治农药吡虫啉做对照,比较高效广谱抗生素农药阿维菌素和天敌昆虫瓢虫对枸杞田枸杞蚜虫的防治效果.结果表明:施用1.8%阿维菌素EC 2.5 mg/kg药后5 d和10 d的防效分别为54.0%和23.0%;2.5%吡虫啉WP 25 mg/kg 5 d和10 d的防效分别为71%和35%,对枸杞蚜虫防效理想.释放天敌昆虫瓢虫后5 d和10 d防效分别为-321.0%和-422.0%,防效差,单纯释放天敌瓢虫不能有效控制枸杞蚜虫的危害.
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| 关 键 词： | 天敌昆虫 枸杞蚜虫 瓢虫 种群动态 评价 |
Field Evaluation of Control Efficacy of Imidacloprid,Abamectin and Ladybirds Control Wolfberry Aphids sp |
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| LIU Jun-he.Field Evaluation of Control Efficacy of Imidacloprid,Abamectin and Ladybirds Control Wolfberry Aphids sp[J].Northern Horticulture,2008(11). |
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| Authors: | LIU Jun-he |
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| Institution: | LIU Jun-he (Agriculture , Forestry Science Department,Huanghuai University,Zhumadian,Henan 463000) |
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| Abstract: | With the treatment of Imidaclopridas control,the control efficiency of Abamectin and natural enemy ladybirds on aphids sp were compared in Ningxia Province.It showed that after the chemical spray,the control efficacy of 1.8% Abamectin EC 2.5 mg/kg was 54.0% on the 5th day and 23.0% on the 10th day,respectively.2.5% Imidaclopridas WP 25 mg/kg was 71.0% on the 5th day and 35.0% on the 10th day,respectively.While after the release of ladybirds,the control efficacy was-321.0% on the 5th day and-422.0% on the 10... |
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| Keywords: | Natural enemy insect Wolfberry Aphids sp Ladybird Population dynamics Evaluation |
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