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Asian Citrus Psyllid

The Asian Citrus Psyllid (ACP), an aphid-like insect, is a serious pest of all citrus and closely-related plants because it can transmit the disease huanglongbing, or Citrus Greening (HLB), when it feeds on the plants’ leaves and stems. HLB is the most devastating disease of citrus in the world. MORE>>

Avian Influenza

The H5N1 flu is just one of many avian (bird) influenza (flu) viruses. The H5N1 avian flu has been reported in birds (mostly in poultry) in parts of Asia and Europe. The H5N1 avian flu has also infected and sickened over 100 people in Asia. MORE>>

West Nile Virus

West Nile affects horses much more often than any other domestic animals. Many horses infected with West Nile do not develop any illness, but of horses that become ill about one-third MORE>>

Madcow Disease

On May 20, 2003 the Canadian government notified U.S. officials that the brain of an eight-year-old cow in a remote area of Alberta had tested positive for bovine spongiform MORE>>

Medfly

On Sept. 16, 2004, five adult Mediterranean fruit flies, Ceratitis capitata (Weidemann), commonly called Medflies, were detected in a residential neighborhood within the southern limits of MORE>>

Exotic Newcastle Disease

END is a contagious and fatal viral disease affecting all species of birds. END is probably one of the most infectious diseases of poultry in the world. END is so deadly that many birds die MORE>>

Red Imported Fire Ant

The U.S. Department of Agriculture has determined that red imported fire ants are an established pest in 13 states: Texas, Louisiana, Mississippi, Alabama, Florida, Georgia, South MORE>>

Giant Salvinia

Growth factors paired with features promoting mobility make giant salvinia an aggressive, competitive species that can impact aquatic environments, local economies and human MORE>>

Vesicular Stomatitis Virus

Vesicular Stomatitis Virus confirmed in New Mexico, April, 2012. AZ Department of Agriculture tightens livestock entry requirements MORE>>