Abstract
Studies on the ecology of phytopathogenic bacteria are fundamental for the efficient management of diseases. Tomato (Solanum lycopersicum L.) is one of the mostcultivated vegetables in the world and diseases such as bacterial leaf spot have high importance for the crop. This disease is incited by four species of bacteria of the genus Xanthomonas, with prevalence of X. perforans (Xap) in B…