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상현규,최영필,유승헌,Sang, Hyun-Kyu,Choi, Young-Phil,Yu, Seung-Hun Institute of Agricultural Science 2010 Korean Journal of Agricultural Science Vol.37 No.3
Blue mold is the most important postharvest disease of apples in Korea. Apple fruits with blue mold symptoms were collected from storages in different locations in Korea and were investigated for their association with Penicillium species. A total of sixty five isolates of Penicillium were sampled from the collected apples. Based on DNA sequence analysis of ${\beta}$-tublin gene and ITS and lsu rDNA (ID region) and morphological characteristics, they were identified as P. crustosum, P. expansum, P. italicum, P. solitum and P. sp.. P. sp. which is closely related to P. hirsutum is a new species, not reported before. P. expansum (35%) was predominant species followed by P. crustosum. The phylogenetic tree inferred from combined ${\beta}$-tublin and ID region sequence showed good correlation with species that are defined by morphological characteristics. In pathogenicity test, apples were wound-inoculated with conidial suspension and incubated at $20-22^{\circ}C$. The most severe and destructive species was P. expansum. The species caused a decayed area 42-50mm in diameter after 8-10days. Decayed area caused by P. crustosum and P. sp. was 26-32mm and 20-26mm, respectively. This is the first record of P. crustosum, P. italicum and P. sp. from apple in Korea.
Hyun-Kyu Sang(상현규),Young-Phil Choi(최영필),Seung Hun Yu(유승헌) 충남대학교 농업과학연구소 2010 농업과학연구 Vol.37 No.3
Blue mold is the most important postharvest disease of apples in Korea. Apple fruits with blue mold symptoms were collected from storages in different locations in Korea and were investigated for their association with Penicillium species. A total of sixty five isolates of Penicillium were sampled from the collected apples. Based on DNA sequence analysis of β-tublin gene and ITS and lsu rDNA (ID region) and morphological characteristics, they were identified as P. crustosum, P. expansum, P. italicum, P. solitum and P. sp.. P. sp. which is closely related to P. hirsutum is a new species, not reported before. P. expansum (35%) was predominant species followed by P. crustosum. The phylogenetic tree inferred from combined β-tublin and ID region sequence showed good correlation with species that are defined by morphological characteristics. In pathogenicity test, apples were wound-inoculated with conidial suspension and incubated at 20-22℃. The most severe and destructive species was P. expansum. The species caused a decayed area 42-50mm in diameter after 8-10days. Decayed area caused by P. crustosum and P. sp. was 26-32mm and 20-26mm, respectively. This is the first record of P. crustosum, P. italicum and P. sp. from apple in Korea.
김중진(Jung-Jin Kim),장창국(Chang-guk Jang),박종일,상현규(Hyun-kyu Sang),이희엽(Hee-yeop Lee),박민흥(Min-heung Park) 한국철도학회 2016 한국철도학회 학술발표대회논문집 Vol.2016 No.10
수도권 도시철도의 승강장과 차량 사이의 간격은 최대 260mm에 달하며 이는 최근의 장애인 및 어린이 등 교통약자의 발빠짐 사고의 원인이 되고 있다. 2006년 3월에 개통한 대전도시철도공사 판암역의 승강장과 차량과의 최대간격은 16.2cm이다. 이러한 간격으로 인한 교통약자의 발빠짐 사고를 방지하기 위해 2016년 7월에 차량과의 간격이 넓은 8개소에 접이식 자동 안전발판 시스템을 설치하여 차량과의 간격을 3cm 이하로 구축했다. 이는 장애인 및 어린이 등의 교통약자를 위한 보다 안전한 도시철도 운영에 도움의 되고 있다. Spacing between the metropolitan area urban railway platform and the vehicle reached a maximum 260mm, this has become a cause of foot missing accident of vulnerable road users such as people with disabilities and children. The maximum distance between the platform and the vehicle, which was opened in March 2006 Daejeon Metropolitan Express Transit Corporation Pan"am Station is 16.2cm. Building in order to prevent the foot missing accident of vulnerable road users due to these intervals, set up a folding automatic safety scaffolding system of the interval is wide eight locations of the vehicle in July 2016, the distance between the vehicle and platform to 3cm below did. This has become a help in the management of a safer city railway for vulnerable road users, such as people with disabilities and children.
편심하중 작용시 극한해석 상계법을 이용한 얕은 기초의 지지력 분석
상현규,류권일,고영헌,김팔규 忠南大學校 産業技術硏究所 2001 산업기술연구논문집 Vol.16 No.2
In the study the bearing capacity of the eccentrically loaded shallow footing is estimated by means of the upper bound method of limit analysis. In the case of applying the upper bound, the results depend on the failure mechanism. So the failure surface is correctly studied through the model test using sand. New method is proposed to estimate the bearing capacity of the eccentrically loaded shallow footing by means of the upper bound method to apply the failure mechanism based on the model test. The propriety of new method is verified by the results of various methods. And the influences of the variables eccentricity, embedment depth, variations of contact width factor by model test using sand are also studied in this paper
박종엽,상현규,류권일,김팔규 충남대학교 산업기술연구소 2002 산업기술연구논문집 Vol.17 No.1
In this paper, indoor soil tank is used to measure the deformation of flexible pipe in the soil mass on the theory of Bossinesq's stress and Marston's Ditch Conduit case. Besides, field compaction test is perfomed for compaction effect of the real construction field. In compression test of the pipe in the soil mass, the flexible pipe has 3.5% of the allowed defomation, and 220kg of the allowed compression load. With theories and soil tank test in this study, the allowed deformation ratio of the flexible pipe is determined to be safe at the depth over 40cm. Consequently, it is considered that the quality of the pipe should be maintained, and the development of the high quality pipe is needed for the safe and economical construction. Especially in compaction, inappropriate compaction could be dangerous.
최명진,고영현,상현규,김팔규 忠南大學校 産業技術硏究所 1999 산업기술연구논문집 Vol.14 No.1
Lately,the study of the soil behavior and mainly related to the degree of saturation. But most soils in the ground actually exist not in the saturated condition but in the unsaturated one. The foundation bases adn the soils used for construction material are almost such unsaturated soil as granite soil in Korea. The griaxial test are used in order to examine the strength characters of the unsaturated soil in this research, reappeared in-situ field condition for the undaturated soil through the UU-test in the laboratory and examined strength character. The variation of shear strength accrding to the increase of the degree of saturation is measured as the result and the proposed formula are suggested
Sang, Hyun Kyu,Choi, Young Phil,Yu, Seung Hun 충남대학교 농업과학연구소 2010 농업과학연구 Vol.37 No.3
Blue mold is the most important postharvest disease of apples in Korea. Apple fruits with blue mold symptoms were collected from storages in different locations in Korea and were investigated for their association with Penicillium species. A total of sixty five isolates of Penicillium were sampled from the collected apples. Based on DNA sequence analysis of β-tublin gene and ITS and lsu rDNA (ID region) and morphological characteristics, they were identified as P. crustosum, P. expansum, P. italicum, P. solitum and P. sp.. P. sp. which is closely related to P. hirsutum is a new species, not reported before. P. expansum (35%) was predominant species followed by P. crustosum. The phylogenetic tree inferred from combined β-tublin and ID region sequence showed good correlation with species that are defined by morphological characteristics. In pathogenicity test, apples were wound-inoculated with conidial suspension and incubated at 20-22℃. The most severe and destructive species was P. expansum. The species caused a decayed area 42-50mm in diameter after 8-10days. Decayed area caused by P. crustosum and P. sp. was 26-32mm and 20-26mm, respectively. This is the first record of P. crustosum, P. italicum and P. sp. from apple in Korea.