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Please read BHL's Acknowledgment of Harmful Content
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  1. By: United States. Biotechnology, Biologics, and Environmental Protection.
    Publication info: [Beltsville, Md.?], U.S. Dept. of Agriculture, Animal and Plant Health Inspection Service, Biotechnology, Biologics, and Environmental Protection, [1991]
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library