The French term is as bad as the English one -- "biologique" literally means "biological" and for example, biological weapons are "armes biologiques". But maybe

The French term is as bad as the English one -- "biologique" literally means "biological" and for example, biological weapons are "armes biologiques". But maybe the anthrax was made without pesticides? It's unfortunate that both languages decided to adopt scientific terms with defined meanings to mean "grown without the use of pesticides".