Labels:bulletin board | paper | vegetarianism OCR: BugEx study of effect threshold values phosphoric esters specifically Parathion Dr Clover there are 2.400 pesticides registeredin Great Britain most of which are only slightiy toxic The so called LD 50 of these substances 15 around 0.5 mg per kilo hod yweight ofthe animal experimented on LD 50 refers to adose sufficientiy deadiyto kill 50 ofthe animals tested One happy exception is provided by Bug Ex new offering trom Tiefst Chemie Here, the lethal dosage 15 only 0. img per kila bodyeight BugEx therefore much more toxic than comparable products Because ho avever BugEx in its present form can be recognised pue avgided by bookwoms far more research needed see the expansion 01 research to include the effect spectrum o BugEx on bookwoms most impor tant task ofthe next years recistered slightly ...
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