/ citrus Content for 麻豆传媒 en /food/news/fresh-citrus-risk-devastating-disease <p>For the first time in 70 years, California has surpassed Florida in Citrus production. Florida groves have been decimated by a disease called huanglongbing (HLB), or citrus greening disease. University of California, Davis, researchers are working with farmers and fellow scientists to develop early-detection methods, boost tree immunity and find a cure for the disease, which is caused by a bacterium that is spread by the Asian citrus psyllid.</p> December 11, 2017 - 7:00am Amy M Quinton /food/news/fresh-citrus-risk-devastating-disease