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 Georgia. Center for Invasive Species and Ecosystem Health.
Early Detection and Distribution Mapping System (EDDMapS), provides a more accurate picture of the distribution of invasive species. EDDMapS will allow land managers, agencies and others to set priorities for early detection and rapid response (EDRR), as well as formulate overall invasive plant management action plans. Includes distribution data by species and by county.
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.