Cornell University
Cornell University: A Guide to Natural Enemies in North America
In-depth info on four natural enemies: parasitoids, predators, pathogens, and weed feeders. Great identification of target insects and plants.
University of California
Universtiy of Cal/uc Ipm Online
Everything you want to know about IPM.How to manage pest and various links to more important info.
Other
Association of Natural Biocontrol Producers
The ANCP site contains information on the history and current research of biological control. This site features profiles of beneficial insects and ANBP events.
Province of British Columbia
B.t.k.: An Alternative to Chemical Pesticides [Pdf]
This essay describes a natural pesticide, BT, and calls for its use over that of dangerous synthetic pesticides. Requires Adobe Reader. [PDF]
Other
Association of Natural Bio Control Producers
This site is all about integrated pest management. Here you can learn about beneficial producers and consumers.
Other
Defenders: Biological Pest Control
Safe effective natural biological pest control for gardeners at this site from Defenders. Common pest problems, suggestions for prevention & specifics about common insects. Handy tips.
University of Wisconsin
University of Wisconsin: Biological Control News
News source for Biological Control (no longer published). Posts back issues, which contain in-depth info on field, fruit, vegetable, and nursery crops in regards to insect control.
CK-12 Foundation
Ck 12: Life Science: 9.19 Insect Control
Learn about the different chemical and biological insect control methods.
PBS
Pbs Teachers: Scientific American: Alien Invasion: Aquarium Capers
Evaluate the effectiveness of snails as a biological control to combat the spread of an alien alga in the Mediterranean. Grow and culture algal "mats" on microscope slides to observe the grazing behavior of pond snails.