| 수확후 배 푸른곰팡이병을 일으키는 Penicillium속의 종류 및 특성 |
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김주희, 이왕휴, 정성수, 최정식, 류정, 최영근 |
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| Identification and Characteristics of Penicillium spp. Isolated from Postharvest Decay of Pear |
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Ju Hee Kim, Wang Hyu Lee, Seong Soo Cheong, Joung Sik Choi, Jeong Ryu, Yeong Geun Choi |
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| Abstract |
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This study was carried out to identify the causal pathogens and investigated the characteristics of Penicillium spp. isolated from postharvest decay of pear. One hundred and ninety eight Penicillium spp. were isolated from infected pear fruits. The lesions were formed when the isolated pathogen were inoculated into the wounds and unwounds of pear fruit. Total isolates were classified into 15 groups by the size, color, pigment of colony and shape of conidia. These isolates were identified to be P. expansum, P. solitum, and P. crustosum according to the types of morphological, cultural and physiological characteristics. The pathogenicity was higher in wound inoculation at low temperature than unwound one. This result confirmed that wound promoted the disease appearance. P. expansum was appeared to have the most strong virulence, whereas P. solitum and P. crustosum were classified as weak virulent species by pathogenicity test on pear fruits. |
| Key Words:
Pear, Penicillium crustosum, Penicillium expansum, Penicillium solitum, Postharvest disease |
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