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| Effect of Pyrethroid Insecticide on Four Species of Vegetable Pests |
| Jiang Xingyin; Wang Kaiyun; Yi Meiqin; et al. |
| Department of Plant Protection; Shandong Agricultural University; Taian 271018 |
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Abstract Synergistic alphacypermethrin 5% EC,a nwe type insecticide has low toxicity and high efficiency. It was used together with strong penetrant to control Laphygma exigua through indoor toxicity evaluation and field test,the results showed that the fast and residual effect were better than others tested. It can be used as best insecticide to control Pieris rapae (L.), Plutella xglostella (L.) and vegetable aphids.
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Received: 01 January 1900
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