3.2 Improved Detection of Low-titer, Non-lethal, Seed Transmitted Candidatus Liberibacter asiaticus in Citrus, Periwinkle and Dodder Using Nested PCR

Citrus Huanglongbing (HLB), a lethal disease of citrus, is widespread, occurring in most citrus producing areas, including Asia, Africa, and the Arabian Peninsula. It was most recently reported in Brazil and Florida. Since the initial report of the disease in Florida in August of 2005, HLB has spread throughout thirty of the citrus producing counties (2). The disease is associated wit