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调查了长白山西南坡食蚜蝇种类和田间消长动态 ,并对食蚜蝇的田间食量进行了测定 ,提出了保护和利用食蚜蝇的建议。
The species and field dynamics of the hoverfly in the southwestern slope of Changbai Mountain were investigated. The food intake of the hoverfly in the field was also measured. Proposals for the protection and utilization of the hoverfly were proposed.