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li mu shi de fa sheng yu fang zhi shi yan
Author(s): 
Pages: 12-14
Year: Issue:  6
Journal: Deciduous Fruits

Keyword:  梨木虱发生规律药剂防效;
Abstract: 观察了梨木虱周年发生动态,并应用1.8%阿维菌素乳油和10%吡虫啉可湿性粉刺进行了防治试验。结果表明,在山东省泰安市梨木虱1年发生4—6代;1.8%阿维菌素乳油1500、2000、3000倍液和10%吡虫啉可湿性粉剂2000倍液防治梨木虱效果较好。药后15天防治效果达到86.0%-89.3%。
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