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| Effects of Insecticides against Different Populations of Spodoptera exigua (Hübner) |
| Long Liping; Qin Jianlin; Cai Jianhe |
| Institute of Plant Protection; Guangxi Academy of Agricultural Sciences; Nanning 530007 |
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Abstract The studies showed that populations of Spodoptera exigua (Hübner) infecting different crops had different sensitivity for insecticides. The population collected from Chinese cabbage was more sensitive to insecticides than that from cowpea. The largest differences of sensitivity were observed for chlorfluazuron and chlorfenapyr, which were 5.37 and 4.07-fold. And the sensitivity differences for flufenoxuron, chlorpyrifos, spinosad and tebufenozide were not too much. The two populations were not sensitive to ...
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Received: 23 February 2004
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