DIATOMACEOUS EARTH INSECTICIDAL COMPOSITION

摘要

An insecticidal dust composition comprising an effective amount of diatomaceous earth (DE) in combination with an effective amount of silica selected from the group consisting of precipitated silica and aerogel silica, the DE and silica mixed in different proportions by weigth depending on the type of DE, and may preferably be about 95 % to 65 % DE to about 5 % to 35 % silica.