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加拿大一家公司以硅藻土粉末为主要成份,开发出一种杀虫剂。它能将害虫吸引到粉末药剂中,然后使虫子处于脱水状态后死去,它是一种没有公害的杀虫剂。杀虫致死时间视施加的药末剂量而定.一般以2小时到40小时有效
A company in Canada developed diatomite powder as its main ingredient to develop a pesticide. It attracts pests to powdered medicaments and then dies after dehydration, a pest-free pesticide. Insecticidal lethal time is dependent on the amount of drug applied, usually 2 to 40 hours