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Please read BHL's Acknowledgment of Harmful Content
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  1. By: Howard, Neale F. (Neale Frederick), - Landis, B. J. (Birely J.),
    Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1936
    Holding Institution: U.S. Department of Agriculture, National Agricultural Library
    Subjects: AgSpace  Biological control  biological control agents  entomopathogenic bacteria  entomopathogenic fungi  Epilachna varivestis  Internet resource  Mexican bean beetle  natural enemies  Parasites  parasitoids  predators  Predatory insects  United States