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    Bacillus thuringiensis

    Worldwide sales of Bacillus thuringiensis (Bt) dwarf those of any other biopesticide product. Annual sales in the early 1990s were estimated at $100 million, accountmg for l-2% of the global insecticide market (1

    James A. Baum, Timothy B. Johnson, Bruce C. Carlton in Biopesticides: Use and Delivery (1999)