National Invasive Species Information Center
U.S. Department of Agriculture

Resource Search

Provides access to all site resources, with the option to search by species common and scientific names. Resources can be filtered by Subject, Resource Type, Location, or Source. Search Help

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  • Citrus Greening and Asian Citrus Psyllid

    • USDA. APHIS. Plant Protection and Quarantine.

    • Provides comprehensive Asian citrus pysllid and citrus greening information including: what to look for, how to prevent this disease and how it is treated. Also provides image gallery and information how to report signs of citrus disease. And provides control information including: current status, regulatory information, Huanglongbing multi-agency coordination, potentially actionable suspect sample policy, and spread the word (videos).