Batuman, Ozgur, Amit Levy, and Ronald H. Brlansky. 2019. “2019–2020 Florida Citrus Production Guide: Exocortis, Cachexia, and Other Viroids: PP-179 CG037, Rev. 3 2019”. EDIS 2019 (August). Gainesville, FL:2. https://doi.org/10.32473/edis-cg037-2019.