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近几年来,我区水稻二化螟的发生危害呈逐年加重趋势,由于各地防治时间和药剂不到位,北部地区早栽水稻发生较为严重,自二化螟对三唑磷和杀虫单(双)产生抗性以来,为了选择高效药剂进行防治,我厂在二化螟发生危害时期,选用33%阿维·抑食肼药剂不同用量进行了药剂对比试验,现将试验结果小结如下:1材料与方法1.1供试药剂33%阿维·抑食肼60g/667m2(南京惠宇农化公司生产);33%阿维·抑食肼80g/667m2(南京惠宇农化公司生产);
In recent years, the incidence of rice stem borer in our district showed a trend of increasing year by year. Due to the lack of control time and pesticides, the early planting of rice in the northern region was more serious. ) To produce resistance, in order to choose efficient agents for prevention and treatment, I plant in the period of occurrence of the Chilo suppressalis, the choice of 33% Avicishydrazin Pharmacy different doses of the drug contrast test, the test results are summarized as follows: 1 Materials And method 1.1 for the test agent 33% Avi inhibition hydrazine 60g / 667m2 (Nanjing Hui Yu Agrochemicals); 33% Avi inhibition hydrazine 80g / 667m2 (Nanjing Hui Yu Agrochemicals);