First report of pv. Causing Leaf Spot to barley () in the Republic of Korea.

Barley L.) is one of the staple food in the Republic of Korea, with 68,000 metric tons produced on 24,000 ha in 2022 (Ministry of Agriculture, Food and Rural Affairs 2023). In April 2018, leaf spots with brownish black edges were observed on barley leaves at the early tillering stage in the field of 1,100 m at Iksan-si (35°56'21.