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File - In this Jan. 24, 2012 file photo, citrus entomologist Mamoudou Setamou, holds an orange that is showing signs of citrus greening disease in a grove in San Juan, Texas. The California Department of Food and Agriculture announced Friday that citrus greening, also known as huanglongbing, has been discovered in lemon/pummelo tree in a residential neighborhood of Los Angeles County. The bacterial disease is carried by the Asian citrus psyllid and attacks the vascular system of trees. (AP Photo/The Monitor, Nathan Lambrecht, File) MAGS OUT; TV OUT

Bug hunters battle citrus disease

State bug detectives fanned across this suburban Los Angeles neighborhood Apr. 2, vacuuming backyard trees with bug catchers, setting traps and taking tissue samples from citrus in a frantic effort to stop the spread of a deadly disease detected there last week.