Common Natural Enemies, Purdue University Coop. Ext. Service E-92. Four pages of color photos of predators, parasites and pathogens common in the Midwest, and accompanying text to explain the lifestyles of these three groups of natural enemies.
Beneficial Insects and Other Arthropods in the Yard and Garden, Colorado State University Coop. Ext. No. 5.550. Another 4-page fact sheet explaining predators and parasites, with line drawings of lady beetles, lacewings, hover flies, a damsel bug, minute pirate bug, ground beetle, wasps, tachinid fly and spider.
The Ohio State University Extension has several Home, Yard and Garden Fact Sheets on topics such as Ladybird Beetles (Publication no. HYG-2002-93) and Praying Mantis (HYG-2154-92).
Good Guys in the Insect World, produced by the University of Wisconsin Integrated Pest Management Program, are full color cards depicting various natural enemies commonly encountered in the Midwest.
The Biological Control Card Set offered by Colorado State University's Gillette Entomology Club contains 54 wallet-sized photos of various predators and parasites.
The Helpful or Harmful? Learn the Difference poster and flash cards are available from the University of Florida.
The accompanying teacher's guide provides additional information, defining the purpose of each topic and providing background information. Additional activities and topics are suggested, and the answers to the activities in the Colorado Reader are also provided. To contact the Colorado Foundation for Agriculture for more information about this reader, write to:
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