acronym method_of entity BBDam The type and severity of bacterial blight symptoms on leaves caused by the bacterial pathogen Xanthomonas oryzae pv. oryzae. Symptoms: lesions usually start near the leaf tip or leaf margins or both, and extend down the outer edge(s). Young lesions are pale green to grayish green, later turning yellow to gray (dead) with time. In very susceptible varieties, lesions may extend to the entire leaf length into the leaf sheath Damage Bacterial blight damage Bacterial blight scale_of attribute variable_of