Cornell University. Agriculture and Life Sciences.
This guide provides photographs and descriptions of biological control (or biocontrol) agents of insect, disease, and weed pests in North America. It is also a tutorial on the concept and practice of biological control and integrated pest management (IPM). Whether you are an educator, a commercial grower, a student, a researcher, a land manager, or an extension or regulatory agent, we hope you will find this information useful.
University of Delaware Cooperative Extension.
Plants for a Livable Delaware is a campaign to identify and promote superior plants that thrive without becoming invasive. Visit the University of Delaware's Extension Program for more information on sustainable landscaping.
Utah State University Extension.