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Fusarium avenaceum에 의한 복숭아 신규 과실 썩음병 발생 보고
허아영(A Yeong Heo),구영모(Young Mo Koo),최영준(Young-Joon Choi),김상희(Sang Hee Kim),정규영(Gyu Young Chung),최형우(Hyong Woo Choi) 한국식물병리학회 2020 식물병연구 Vol.26 No.1
In July 2019, typical rot symptom was observed on peach fruits harvested from the fields at Andong, Korea. As the disease progressed, white and purple colored mycelial mat developed on the surface of the infected fruits. A causal pathogen was isolated from the infected fruit and cultured on potato dextrose agar media for identification. Fungal colonies on potato dextrose agar produced 3 pigments, including purple, yellow, and white colors. The isolate incited fruit rot symptoms on artificially inoculated peach fruits, from which the same fungus was isolated, fulfilling Koch’s postulates. Based on the morphological characteristics and sequence analysis of rDNA internal transcribed spacer, translation elongation factor 1-alpha, and β-tubulin, the causal agent of the disease was identified as Fusarium avenaceum. This study is the first report of fruit rot of peach fruits caused by Fusarium avenaceum in Korea.