Abstract
Huanglongbing (HLB) is an incurable disease that affects citrus, causing economic losses in orchards around the world. The disease is caused by three species of bacteria limited to the phloem, but the most common is Candidatus Liberibacter asiaticus (CLas), whose vector is the psyllid Diaphorina citri. Once infected, the plant can take months to show symptoms, presenting an asymptomatic l…