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为了验证小麦中后期“一喷三防”技术的防治效果和增产效果,北京市植保站和北京市顺义区植保植检站共同进行“一喷三防”大小行播种方式与常规播种方式对比试验,为推广应用提供依据。1试验材料1.1供试对象99%磷酸二氢钾,20%三唑酮EC,70%吡虫啉WG,4.5%高效氯氰菊酯EC。1.2试验作物供试作物为冬小麦,品种为9843,施药期为抽穗至灌浆期。
In order to verify the control effect and yield increase effect of mid and late wheat “one spray three prevention” technology, the Beijing Plant Protection Station and the Plant Protection and Phytosanitary Station in Shunyi District of Beijing jointly conducted “One spray three defenses” sowing method and conventional Sowing comparison test to provide the basis for the promotion and application. 1 Test Materials 1.1 The test subjects 99% potassium dihydrogen phosphate, 20% triadimefon EC, 70% imidacloprid WG, 4.5% beta-cypermethrin EC. 1.2 The experimental crop The test crop is winter wheat, the variety is 9843, the application period is heading to grain filling stage.