National IPM Network Search Engine, North Central Region. This is THE search engine for IPM at the land grant institutions of the region (Illinois, Indiana, Iowa, Kansas, Michigan, Minnesota, Missouri, Nebraska, North Dakota, Ohio,South Dakota, Wisconsin). Thanks to John VanDyke and Iowa State University for this great tool. Note that Mac users can search directly from the desktop.

 Database of IPM Resources (DIR). DIR searches worldwide for IPM resources accessible through the Internet. DIR covers a wide array of crops, pests, control tactics, regions, organizations, and related topics in a user-friendly format. Its contents span most of the disciplines involved in IPM. This search engine is produced by a cooperative effort of four land grant universities.

 Database of IPM Textbooks (DIT). The same group of universities that developed DIR, offer us DIT, a database of IPM textbooks from all over the world. The DIT Search Engine can be used to find IPM textbooks that contain information on a particular topic.

 Fact Sheet Database - Ohio State University. Use this search engine to access information related to horticulture and crop science from 46 different colleges, universities, and institutions across the United States and Canada. Frequently updated to provide a concentrated source of plant-related information for answering your questions, or helping you teach others about plants.

E-answers - USDA. This search engine is connected to 36 of the land grant universities of the United States. It is quick access to a broad range of subjects developed through the  research-based work of Extension Service and Agricultural Experiment Station professionals.

 Agrisurf. This is a commercial search engine of agricultural Web sites. The sites are rated by site reliability and access speed. The Agriculture Index  has site entries for many catagories including: IPM • Crops • Extension • Images • Organic Farming • Sustainable Agriculture • Weather

AgView - Information Dynamics, Inc. This site is a commercial search and index tool for locating data, information, and resources related to Agriculture. Some topic catagories available from the home page are: Agriculture, Crop Production, Environment, GIS/GPS, Organic Farming, Pest Management, Sustainable Agriculture, and Weather.