The research tests the safety, mite-controlling performance and application techniques of Petroleum Oil (99.1%D-C Tron, made by Australia CALTEX Co.) , a kind of no public pollution pesticide.

• 本文对无公害农药澳大利亚生产的机油乳剂99.；1%25加德士敌死虫使用的安全性、杀螨能力及使用方法做了初步测定。