• Title/Summary/Keyword: 천안지역

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Study of Material Features of Baekje Gilt-bronze Crowns (비파괴 분석법에 의한 백제 금동관 재질 특성 연구)

  • Kim, Seonggon
    • Conservation Science in Museum
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    • v.23
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    • pp.91-108
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    • 2020
  • This study conducted non-destructive analyses of the material features of seven gilt-bronze crowns of Baekje Kingdom that were excavated in the Cheonan, Gongju, Seosan, Iksan, Naju, and Hapcheon areas. A typical Baekje gilt-bronze crown has a conical inner crown and an outer crown embellished with vertical ornaments on the front and the back, a tube topped with a hemispherical ornament, and other ornamentation. Diverse designs (e.g., dragon, bonghwang, flowers, and plants) were applied using a range of techniques, including repoussé, chasing, openwork, and engraving. Formal features differ among the crowns according to their period of production and site of excavation. The substrate metal of the crowns is either pure copper or mixed copper with a small amount of lead. The crowns were amalgam-plated on the surface with pure gold or gold with a small amount of silver. The crown from Okjeon Tomb No. 23 in Hapcheon in the ancient Gaya region has a high silver content, which appears to be a regional feature. In addition, this crown from Okjeon Tomb No. 23, which can be categorized as Baekje-style gilt-bronze crown, seems to be plated at most three times, while the gilt-bronze crowns found within Baekje Kingdom territory were plated once or twice.

A New Approach of Modal Split Model Based on The Trip length (Gyeongbu High-Speed Railway) (통행거리에 따른 합리적인 통행수단선택 모형 구축방안 연구 (경부고속철도 대상))

  • Cho, Hang-Ung;Lee, Seung-Yeung;Kim, Kang-Seob
    • Proceedings of the KSR Conference
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    • 2009.05a
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    • pp.773-790
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    • 2009
  • The Korea high speed train was launched from Seoul to Busan of 1st construction phase at 1st April, 2004. This huge project will be lead to a great change in korean society such as existing mode choice behavior change and the concentrating on KTX station zone lifestyle pattern's change. With the result to opening high speed train railway was diminished train journey time between Seoul to Busan from 4 hours 10 minute to 2 hours 40 minutes, and has been change population movement, favorite location of corporation headquarters, existing metropolitan transportation pattern and so on. In the middle of this study, I choose to analyse Seoul-Cheonan/Asan stations, Seoul-Deajeon stations, Seoul-Deagu stations, Seoul-Pusan stations. This study have a information to analyse among as like movement of population, status of employee structure, usage of land, movement inland transportation mode. I sure that this study will lead to helpful prediction both 2nd phase of Kyoung-bu high-speed railway and Ho-nam high-speed railway in advance.

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Association of Health Outcomes with Frailty in Community-Dwelling Korean Older Adults: An Integrative Review (국내 지역사회 거주 노인의 허약과 건강결과 간의 관계에 대한 통합적 고찰)

  • Son, Youn-Jung;Lee, Suk Jeong;Choi, Yu Ri
    • Journal of Korean Academic Society of Home Health Care Nursing
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    • v.26 no.1
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    • pp.5-18
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    • 2019
  • Purpose: Frailty is associated with an increased risk of adverse health outcomes. We aimed to review the relationships between frailty and health outcomes in community-dwelling Korean elderly individuals. Methods: Whittemore and Knafls' framework for conducting integrative reviews was used. PubMed, Cumulative Index to Nursing and Allied Health Literature, and six Korean databases were searched. For analysis, the study included articles written in English and Korean published between January 1960 and June 2018. Of the total 1,488 studies found in the databases, we analyzed 15 studies that met the quality of the evaluation criteria. Results: The prevalence of frailty in Korean elderly individuals ranged from 6.5% to 11.7% when divided into three levels of frailty. The health outcomes assessed in relation to frailty were divided into five domains: quality of life, physical health, psychosocial health, health behavior, and health care quality. Frailty was negatively associated with all five domains. Conclusions: Our study suggested that nurses should be aware of the limitations in the physical and cognitive functions of frail elderly individuals and provide tailored interventions for Korean elderly individuals. Furthermore, a large-scale study is needed to develop the Korean model of the frailty assessment tool and to verify the conceptual model of this study.

Low temperature and Salt Tolerances of Native Zoysiagrass (Zoysia spp.) Collected in South Korea (국내 자생 한국잔디류의 내한성 및 내염성 조사)

  • Choi, Joon-Soo;Yang, Geun-Mo
    • Asian Journal of Turfgrass Science
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    • v.25 no.2
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    • pp.138-146
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    • 2011
  • This study was carried out to select salt tolerant zoysiagrass breeding lines. Eighty two native zoysiagrasses collected from S. Korea were used in this study. Saline water were prepared by mixing sea water and tap water. ECw levels of saline water treated ranged from 2 to $3dS{\cdot}m^{-1}$. Zoysiagrass planted in pot by sprigging were soaked into the plastic box containing saline water. Winter injury was investigated under the pot condition. Most of Z. japonica types did not show winter injury. But Z. tenuifolia type, Z. matrella type, and Z. sinica type showed winter injury under the pot condition at Cheonan area. NaCl level in soil was increased from 0% to 0.51% by treatment of saline water. Soil ECe measurement showed upto $170dS{\cdot}m^{-1}$. Z. tenuifolia type (Z5034), Z. matrella type ('Konhee', Z4109, 'Semill'), Z. japonica type (Z1055, Z1040, Z1008, 'Zenith', 'Millock') and medium leaf type zoysiagrass (Z6096, Z6118, Z6021, Z6074) resulted in below 30% leaf firing under the saline condition. This approach might be useful for selecting salt tolerant breeding lines.

Cucumber green mottle mosaic virus Moved into the Non-Host Figleaf Gourd Passing through Cucumber in Grafting System (오이/흑종호박 접목에서 오이녹반모자이크바이러스의 비기주 대목인 흑종호박으로 이동)

  • Choi, Gug-Seoun;Lee, Jin-A;Cho, Jeom-Deog;Chung, Bong-Nam;Cho, In-Sook
    • Research in Plant Disease
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    • v.15 no.2
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    • pp.68-71
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    • 2009
  • Cucumber green mottle mosaic virus (CGMMV) was not infected in figleaf gourd by sap inoculation. However CGMMV was detected by RT-PCR from the figleaf gourd collected from a field growing cucumber grafted onto figleaf gourd in Cheonan, Chungcheongnam Province in 2008. Which field showed 100% infection rate of the virus disease. In the experiment grafted with cucumber onto figleaf gourd, transportation of CGMMV through cucumber to figleaf gourd was confirmed by RT-PCR when the virus was mechanically inoculated on the leaves of the cucumber. The amplified DNA concentration of the virus on electrophoresis gel was much higher in the cucumber than in the figleaf gourd. However, the virus particles from the figleaf gourds were not observed under electron microscopy, also sap of the figleaf gourds was not transmittable to Nicotiana benthamiana. To identify the existence of CGMMV particle, the virus was purified from figleaf gourd and cucumber growing together in the graft system. CGMMV solution extracted from the cucumber represented a typical absorption spectrum of the virus but that from the figleaf gourd did not. Only a few CGMMV particles were observed in the purified preparation from the figleaf gourd. These results confirmed that CGMMV only passed through figleaf gourd in the grafting system. This study indicated that figleaf gourd is not a host of CGMMY.

Effects of fruit bags and bagging time on fruit quality indices at harvest time in 'Wonhwang' and 'Whasan' pears (봉지종류 및 괘대시기가 '원황' 및 '화산' 배 과실의 수확기 품질에 미치는 영향)

  • Jung, Ok-Kun;Lee, Ug-Yong;Ahn, Young-Jik;Lee, Hyuk-Jae;Hwang, Yong-Soo;Chun, Jong-Pil
    • Korean Journal of Agricultural Science
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    • v.40 no.2
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    • pp.107-113
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    • 2013
  • We tested fruits quality and skin coloration of two pear cultivar 'Wonhwang' and 'Whasan' produced by bagging with different kinds of paper bags in the Cheonan area, Chungnam Province, Korea. The fruits were bagged at 35, 45, 55 or 65 days after full bloom (DAFB) with 3 kinds of double layer paper bag which consisted of grey color, yellow color and newspaper for outer layer. The great extent of light interruption was observed in grey colored outer paperbag among three kinds of paperbag which showed only 0.46% of lowest light transmittance when compared with 43.7% and 40.0% of yellow paper and newspaper, respectively. The development of skin redness ($a^*$) increased with the delay of bagging time in two pear cultivars. But the fruits treated at 65 DAFB showed uneven coloration and excessive development of redness which represented low fruit external appearance value. Uniform flesh firmness was attained at the fruits bagged with grey outer color paperbag regardless of bagging time, although the fruit quality indices including soluble solids and titratable acidity did not change significantly by using different kind of fruit bags and bagging time in two pear cultivar. Based on our results, it was explained that the grey-colored fruit bag had positive effect on the development of skin coloration without any detrimental effect on fruit quality factors in 'Wonhwang' and 'Whasan' pears.

Study of Dried Korean Native Plants Using for Floral Clusters (건조 자생식물 종별 꽃다발 이용 가능성 검토)

  • Sohn, Kwanhwa;Kwon, Hye Jin
    • FLOWER RESEARCH JOURNAL
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    • v.16 no.4
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    • pp.266-274
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    • 2008
  • Korean native plants were investigated for their suitability to be used for floral clusters after drying. Floral clusters which were made in semi-sphere with a hand-tied method and can be fit in $22{\times}22{\times}37cm$ paper boxes were made with 37 species. Among 37 species, the 14 species which were easy to dry, to make floral clusters, and have not been used in other countries, were Echinochloa crus-galli var. frumentacea, Imperata cylindrica var. koenigii, Muhlenbergia huegelii, Phleum pratense, Setaria glauca, and Setaria viridis in Gramineae, Artemisia capillaris, Artemisia montana, and Chrysanthemum indicum in Compositae, Agastache rugosa, Elsholtzia ciliata, Elsholtzia splendens in Labiatae, Carex neurocarpa in Cyperaceae, and Vitex rotundifolia in Verbenaceae were used with leaves, flowers, and fruits. The suitable plants for a floral cluster in $22{\times}22{\times}37cm$ paper box, a wreath in $22{\times}22{\times}6cm$ paper box, and a flower arrangement in $22{\times}22{\times}22cm$ paper box, which were made to a set, were 10 species, that is Phragmites communis, Setaria glauca, Setaria viridis, Artemisia capillaris, Artemisia montana, Chrysanthemum indicum, Elsholtzia ciliata, Elsholtzia splendens, Mosla punctulata, and Vitex rotundifolia.

Effect of Supplementary Nitrogen Fertilization Application Time according to Regrowth Date on Growth Characteristics, Feed Value, and Productivity of Italian Ryegrass (생육 개시 기준 질소비료 추비 시기가 이탈리안 라이그라스의 생육특성, 사료가치, 생산성에 미치는 영향)

  • Lee, Bae Hun;Park, Hyung Soo;Oh, Mirae;Jung, Jeong Sung
    • Journal of The Korean Society of Grassland and Forage Science
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    • v.41 no.2
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    • pp.134-140
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    • 2021
  • This study was carried out to study the effect of supplementary nitrogen fertilization application time according to regrowth date on growth date on growth characteristics, feed value, and productivity of Italian ryegrass (Lolium multiflorum Lam.; IRG) from 2019 to 2021 in Cheonan region. In order to determine the regrowth time, IRG was cut from experimental plots 3cm above soil level and the time when 1cm grew was judged as the regrowth time. The regrowth dates were February 15th and February 12th in 2020 and 2021 respectively. The experimental design was a randomized block design with three replications. The treatments were no fertilizer, immediately after the regrowth period, after 10 days of the regrowth period, and after 25 days of the regrowth period. Dry matter yield of IRG was significantly influenced by the supplementary N-fertilization application time. Dry matter yield was reduced for the delayed application time. The dry matter yield of immediately after the regrowth period was approximately 34.8 % higher than that no fertilizer application. In delaying the supplementary N-fertilization application time resulted in increased crude protein content. However, no significant statistical difference was neutral detergent fiber and acid detergent fiber(p>0.05). After wintering, productivity of IRG reduced for the delayed application time. Therefore, it is essential to application N-fertilizer immediately after the regrowth period for high productivity of IRG.

Gender Difference of Community-Residing Elderly's Satisfaction with Life and Influential Factors (지역사회 노인의 삶의 만족도와 영향 요인의 성별 차이)

  • Choi, Hae-Kyung;Kim, Jeong-Eun
    • The Journal of the Korea Contents Association
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    • v.18 no.6
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    • pp.467-480
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    • 2018
  • The purpose of this study was to investigate gender difference of community-residing elderly's life satisfaction and influential factors. Data were collected from 461 elders aged 60+ with the cooperation of several social service center for the aged, senior centers, and senior citizen associations in Daejeon Metropolitan City and Chungcheongnam-do(Cheonan-si and Okcheon-gun). SPSS 22.0 software was used for t-test and cross tabulation analysis, correlation analysis, and hierarchical regression analysis. The results showed there was statistically significant difference of elderly's life satisfaction by gender in multivariate analysis including sociodemographic factors, social network and relationship with children variables, but no difference in bivariate analysis. There was also significant difference in the factors affecting community-residing elderly's life satisfaction by gender. A few factors like friend support, number of regular social gatherings, and subjective health status were statistically significant in predicting male elderly's life satisfaction. Predictors of female elderly's life satisfaction which were perceived elderly parent-children conflict, friend support, monthly income, subjective health status, support to children, support from children were more diverse, compared to the predictors for male elderly's life satisfaction. Based on the findings, suggestions for social welfare policy and practice to improve community-residing elderly's life satisfaction considering the gender difference were discussed.

Effects of Participating in Tele-rehabilitation Service on Health Promotion and Quality of Life for Individuals with disability (원격재활서비스 참여가 지역사회 장애인의 건강증진 및 삶의 질에 미치는 영향)

  • Cha, Yerin;Jung, Bong-Keun;Lee, Seong A
    • 재활복지
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    • v.22 no.3
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    • pp.169-188
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    • 2018
  • The aims of this study was to investigate the effect of the Tele-rehabilitation service on health promotion and quality of life for individuals with disability. The subjects were 3 men who agreed with participating in service and were assessed of health promotion level with physical/psychological scales and quality of life. The service consists of 20 sessions for 13 weeks. The results are as follows: First, all participants improved psychosocial health promotion (subjective health level) factor. Second, physical health promotion (upper limb function, strength, range of motion) maintained and improved, but there was little change. Third, the quality of life was higher than before. In addition, qualitative research showed that participants experienced a positive change in subjective health status, emotional stability, benefit, and self efficacy, and they were satisfied with the service. Based on the results, it was shown that participation helps improve the health and quality of life of the individuals with disability in the community. This study can be used it as a basic data for establishing a Tele-rehabilitation service for individuals with disability in local community.