Symptoms: The lesions occurs mostly near leaf tips, but sometimes starts at the margin of the blade and develops into large ellipsoid areas encircled by dark-brown, narrow bands accompanied by a light-brown halo. Growth stage affected: 5-8. Phenotypic evaluation scale (based on affected leaf area): 0 - No incidence; 1 - Less than 1% (apical lesions); 3 - 1-5% (apical lesions); 5 - 6-25% (apical and some marginal lesions); 7 - 26-50% (apical and marginal lesions); 9 - 51-100% (apical and marginal lesions). (RiceSES).

rice leaf scald fungal disease

PDO:0000047

A rice fungal disease (PDO:0000081) caused by Microdochium oryzae (PDO:0000048).

leaf scald

rice leaf scald

moorel

2012-04-09T03:01:46Z

OBO_SF2_PSO:8

PSO_GIT:8

plant_disease_ontology

PDO:0000047