The rice disease bacterial leaf blight (for short: BB) is causing significant yield losses in Asia and Africa. It is triggered by the bacterium Xanthomonas oryzae pv. oryzae (Xoo), which has many distinct regional strains on various continents.
Source: [Phys.org](https://phys.org/news/2026-10-advance-east-african-rice-harvests.html)