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小麦穗期蚜虫在本地常年重发,每年都必须进行药剂防治。为了兼治小麦田灰飞虱,2005年我们大面积推广使用新型复配剂35%吡·异可湿性粉剂(吡虫啉+异丙威)。为明确该药剂防治效果和防治适期,笔者进行了田间药效试验,现将结果报道如下。
Wheat aphids perennial recurrence in the local, annual drug control must be. In order to eradicate the brown planthopper in wheat, in 2005 we promoted the use of a new type of compounding agent, 35% of apigenin (imidacloprid + isoprocarb) in a large area. In order to clarify the effectiveness of the drug control and control of the appropriate period, the author conducted a field efficacy test, the results reported below.