This paper discusses the scientific way to use chemical pesticide and the major problems of chemical pesticide utilization in agricultural production.
对如何科学地、合理地安全使用农药，以及当前农药安全使用中存在的主要问题，进行了扼要的阐述与探讨。
Aphid is one kind of destructive pest in agricultural production. For a long time, the prevention and control of aphids has been mainly depended on chemical pesticide.
蚜虫是一种严重危害农业生产的害虫，长期以来，对蚜虫的防治主要依靠化学农药。
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