• 제목/요약/키워드: Kangwon Do

검색결과 1,404건 처리시간 0.032초

찰옥수수 $F_1$의 지방산 조성과 항산화 활성 (Fatty Acid Composition and Antioxidative Activity in Waxy Corn (Zea mays L.) $F_1's$)

  • 서영호;김인종;민황기;이해익;박승의
    • 한국식품과학회지
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    • 제31권6호
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    • pp.1415-1420
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    • 1999
  • 우리나라 찰옥수수의 품질을 향상시키는 성분육종의 기초자료를 제공하고자, 310개 $F_1$의 지방산 조성과 항산화 활성, 페놀화합물, tocopherols, carotenoids의 함량을 분석한 결과는 다음과 같다. Palmitic acid와 stearic acid, linoleic acid, 불포화지방산은 각각 $14.6{\pm}2.5%,\;2.5{\pm}1.0%,\;24.8{\pm}4.2%,\;55.6{\pm}5.4%,\;81.8{\pm}3.1%$였고, 항산화 활성과 페놀화합물, tocopherols, carotenoids의 함량은 각각 $22.8{\pm}5.9%,\;36.2{\pm}11.5\;{\mu}g/mL,\;120.3{\pm}27.7\;{\mu}g/mL,\;0.4{\pm}0.6\;{\mu}g/mL$였다. Linoleic acid와 oleic acid 간에는 고도의 부의 상관관계가 있었다. 항산화활성은 페놀화합물과 tocopherols 함량과는 고도의 상관관계가 있었으나, carotenoids의 함량과는 유의성이 없었다

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강원 영서지역 하수처리장이 수질에 미치는 영향 (Effect of Municipal Sewage Treatment Plant on Water Quality in Western Kangwon Area)

  • 허인량;최지용;김영진;정의호
    • 한국환경보건학회지
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    • 제31권4호
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    • pp.235-240
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    • 2005
  • The effects of municipal sewage treatment plants on the water quality and effluent loading were investigated. BOD removal rates from Wonju, Hoengseong, and Hongcheon municipal sewage treatment plants were $88.9\%,\;80.6\%,\;90.7\%$ and T-P removal rates were $47.3\%,\;56.5\%,\;71.6\%,$ respectively. Also, BOD effluent leading from WonJu, Hoengseong, and Hongcheon treatment plants were 1,520 kg/day, 75 kg/day, 55 kg/day and T-P effluent loading were 203.9 kg/day, 4.2 kg/day, 4.0 kg/day, respectively. In terms of water quality distribution by distance of flow, BOD of the Seom river rapidly rose from 1.6 mg/l to 4.0 mg/l and T-P rose from 0.034 mg/l to 0.321 mg/l. Also BOD of the Hongcheon river showed a slowly rise from 1.1 mg/l to 1.4 mg/l and T-P from 0.011 mg/l to 0.026 mg/l. In conclusion, the effects of municipal sewage treatment plants on the water quality proved that T-P was higher than BOD. Consequently, in order to improve water quality, it is necessary to adopt an advanced sewage treatment system like nutrient removal.

Prediction of potential spread areas of African swine fever virus through wild boars using Maxent model

  • Lim, Sang Jin;Namgung, Hun;Kim, Nam Hyung;Oh, Yeonsu;Park, Yung Chul
    • Journal of Ecology and Environment
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    • 제46권1호
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    • pp.54-61
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    • 2022
  • Background: In South Korea, African swine fever virus (ASFV) has spread among wild boars through Gangwon-do to Dangyang-gun, Chungcheongbuk-do on the southern border of Gangwon-do. To prevent the spread of ASFV to African swine fever (ASF)-free areas, it is necessary to identify areas with a high probability of finding ASFV-infected carcasses and to reduce the density of wild boars in those areas. In this study, we described the propagation trend of ASFV among wild boars, constructed the habitat suitability maps for ASFV-infected carcasses, and suggested areas with a high probability of finding ASFV-infected carcasses and an important route of ASFV transmission. Results: Despite the active quarantine policies in Korea to prevent the spread of ASFV through wild boars, there was no significant difference in the monthly average of number of ASFV-infected carcasses observed between 2020 and 2021. The ASFV-infected carcasses were found more in winter and spring (January to April). Since the first ASF outbreak in wild boars on October 2, 2019, the maximum width of ASFV-infected carcass distribution area was 222.7 km for about 26 months till November 20, 2021. The habitat suitability map, based on GPS coordinates of ASFV-infected wild boar carcasses, shows that highly detectable areas of ASFV-infected carcasses were sporadically dispersed in western and southwestern parts of Gangwon-do, and ranged from north to south of the province along the Baekdudaegan Mountains, whereas poorly detectable areas ranged along the north to the south in the middle parts of the province. Conclusions: Our suitability model, based on the GPS coordinates of ASFV-infected carcasses, identifies potential habitats where ASFV-infected carcasses are likely to be found and ponential routes where ASFV is likely to spread. Among ASF-free areas, the areas with high suitability predicted in this study should be given priority as survey areas to find ASFV-infected carcasses and hunting areas to reduce wild boar populations.

Discovery of Two New Talaromyces Species from Crop Field Soil in Korea

  • Adhikari, Mahesh;Yadav, Dil Raj;Kim, Sangwoo;Um, Yong Hyun;Kim, Hyung Seung;Lee, Hyang Burm;Lee, Youn Su
    • Mycobiology
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    • 제43권4호
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    • pp.402-407
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    • 2015
  • Two new fungal species of the genus Talaromyces, Talaromyces purpurogenus and Talaromyces trachyspermus from the Trichocomaceae family, were recovered during an investigation of fungal communities in soil collected from the Gangwon-do and Jeollanam-do provinces of Korea. These two species have not been previously officially reported from Korea. In this study, detailed descriptions of internal transcribed spacer rDNA and beta-tubulin gene regions of these two fungi are presented. Morphological features of the two fungi in five agar media, potato dextrose, oatmeal, malt extract, czapek yeast extract, and yeast extract sucrose, are also reported. The species were identified on the basis of molecular and morphological analysis, and herein we present data with detailed descriptions and figures.

소화기의 사용성 증대를 위한 디자인 제안 (Design Proposal for Usability Enlargement of Fire Extinguisher)

  • 강병환;김덕남;정도영;곽동걸
    • 전력전자학회:학술대회논문집
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    • 전력전자학회 2013년도 전력전자학술대회 논문집
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    • pp.550-551
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    • 2013
  • 본 논문은 초기화재 발생에 대한 대응력을 높일 수 있는 소화기디자인 방안에 대해서 연구해 보았다. 연구를 진행하는데 있어서 일반 사용자를 대상으로 설문을 실시하였으며 도출된 설문을 토대로 디자인 안을 제시해 보았다.

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