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近几年随着防治蚜虫药剂种类的多样化,菜农在生产管理中对防治蚜虫用药的选择较为盲目,用药品种单一、随意加大药量等现象屡见不鲜,这种用药方法不符合蔬菜无公害生产的科学用药要求,致使农药残留增加,而且导致蚜虫抗药性的迅速形成并逐年累积。为此,我们结合生产
In recent years, with the prevention and treatment of aphid chemical species diversity, vegetable farmers in the production and management of the choice of prevention and treatment of aphids is more blind, a single drug species, random increase in the amount of drugs and other common occurrence, this method does not meet the pollution-free vegetable production Of scientific medication requirements, resulting in increased pesticide residues, but also led to the rapid formation of aphid resistance and accumulated year by year. To this end, we combine production