而现有杀螨剂以化学杀螨剂为主，长期使用后不仅使害螨产生了抗药性，还严重威胁环境安全及人类健康。
The existing acaricides are mainly chemical acaricides and after long-term use it not only causes mites resistance, but also a serious threat to environmental safety and human health.
杀螨隆是一种具有全新化学结构的杀虫杀螨剂，没有交互抗性的问题，对高抗性害虫十分有效。
Diafenthiuron is an insecticide and acaricide with new chemical structure, it has no cross resistance problem, and is efficient on high resistant insects.
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