Browse Special Publications - Illinois Natural History Survey by Subject "Study and teaching (Middle school)"

  • Jeffords, Michael R.; Hodgins, Audrey S. (Champaign, Ill. :Illinois Natural History Survey,[1995], 1995-07)
    The background material for teachers and the student activities that make up Pests Have Enemies Too were designed to help young scientists become aware of what biological control is and how it can be used to help manage ...


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