This article describes the experiment of the toxicity testing for the mixture of Permethrin? D trans allethrin, and Tetramethrin on, and explained the theory and method for mixture of drug.

• 本文介绍了二氯苯醚菊酯、富右旋丙烯菊酯和胺菊酯混剂对家蝇的毒力测定方法,复配杀虫剂的原理与方法。