Other laboratory studies have calculated half-lives values of 91 and 122 days for aerobic and anaerobic soil indicating that persistence is dependent on environmental factors such as the action of soil microorganisms, evaporation rates, soil oxygen and organic matter content (WHO, 1991).
他們 非人 般 待 我- 為 什 么 你 不能 听 話 點 ?UN-2 UN-2