‘Candidatus Liberibacter solanacearum’ (Lso) is a phloem-limited bacterial plant pathogen infecting solanaceous plants in the Americas and New Zealand associated with diseases of apiaceous crops Europe, Northern Africa, Middle East. This also related to other species that infect crops. In USA, two haplotypes Lso, LsoA LsoB, are predominant responsible for potato tomato. Tobacco, Nicotiana tabac...