Koya Sugawara, Kiyoshi Nishimoto, Naohiro Uwatoko, Takao Tsukiboshi. First Report of Leaf Blight of Avena strigosa Caused by Pyrenophora avenicola in Japan. Plant Disease. 2024
Takako Kiyoshi, Takao Tsukiboshi, Koya Sugawara. First report of seedling damping off in forage ryegrass caused by Pythium aphanidermatum and P. periilum in Japan. Plant Disease. 2021