University of Arkansas. Cooperative Extension Service.
The collection of digital images is provided as a service to Arkansas agriculture. These images represent symptoms of both pathological (infectious) and non-pathological (physiological/environmental) disorders of agronomic row crops and horticultural crops that grow in Arkansas. These photos are useful as an identification tool to growers of the crops listed.
University of Hawaii. Tropical Agriculture and Human Resources. Integrated Pest Management Program.
Provides general information on pest hosts, distribution, damage, biology, and management in the form of pest summaries.
European and Mediterranean Plant Protection Organization.
Contains several databases: EPPO Codes, EPPO Global Database, EPPO Database on PP1 Standards – Efficacy evaluation of PPPs, EPPO Database on Diagnostic Expertise, and CAPRA (Computer Assisted Pest Risk Analysis).
Hebrew University of Jerusalem. Robert H. Smith Faculty of Agriculture, Food, and Environment.