The most common microbial pesticides are strains of Bacillus thuringiensis (Bt). The different strains kill a few specific species of larvae. For example, some Bt ingredients are meant to control ...

The county's Department of Public Works will be using a low altitude helicopter for granular pellet application, officials ...

Many pesticides used by organic farms are derived from natural sources such as neem oil and pyrethrins, which are extracted from the chrysanthemum plant. Some naturally-occurring bacterial strains ...

The pesticide, called MVP, is a protein produced by a strain of the Bacillus thuringiensis (B.t.) bacterium. The San Diego firm inserts the gene that produces the B.t. toxin into another bacterium ...