• Title/Summary/Keyword: Gwangyang-si

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Conservation of an Endangered Corylopsis coreana $U_{yeki}$ in and Ex Situ and Development of Cooperative Model within Local Community I. Study for a Characteristic of Distribution Pattern in Corylopsis coreana $U_{yeki}$ (보호종인 히어리의 자생지내외 보전과 지역사회 헙력 모델 개발 I. 히어리 분포지 특성에 관한 연구)

  • Lim Dong-Ok;Hwang In-Chun;Choung Heung-lak
    • Korean Journal of Environment and Ecology
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    • v.19 no.2
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    • pp.162-176
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    • 2005
  • This study was carried out as a field survey and a review of articles to investigate a characteristic of the distribution pattern in Korean endemic Corylopsis coreana. Distribution of Corylopsis coreana was found in Boseung-gun, Gwangyang-si, Suncheon-si, Jeumam-myeon Goheung-gun, Ganjeon-myeon Gurye-gun, Mt, Cheongwan Jangheung-gun, Nogodan Mt. Jiri in Jeollanam-do, Mt. Cheonhwang Namwon-si and Beamsagol and Banyabong Mt. Jiri in Jeollabuk-do, Sancheong-gun, hadong-gun and Namhea-gun in Gyeongsangnam-do and Mt. Backun, Pocheon-si in Gyeonggi-do. Total flora in the distribution region of Coryloplsis coreana was recorded as 242 taxa; 70 families, 159 genus, 216 species, 22 varieties, 4 forma. Ratio of taxonomic categories was consisted of Pteridophyte $5.8\%$, Gymnosperm $3.7\%$, Dicotyledon $18.6\%$ and Monocotyledon $71.9\%$. Ratio of Life cycle styles was Annual $1.7\%$ and Perennial $93.3\%$. Ratio of growth habit was appeared to Herb $44.2\%$, Vine $12.4\%$, Shrub $17.8\%$ and Tree $25.6\%$. The distribution region of Corylopsis coreana found to typical type which distribute in N, NE or NW slope. The native Corylopsis coreana of Sinjeonri Sungju-eup in Jellanam-do appeared to have a declining tendency which was caused by influence of tree lager.

Reliability and Validity of Korean Version of the Nurse-Patient Interaction Scale (한국판 간호사-환자 상호작용 측정도구의 신뢰도 및 타당도 검증)

  • Chang, Hee-Kyung;Lee, Ji-Yeon;Kim, Mi-Kyoung;Yang, Eun-Ok;Gil, Cho-Rong
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.20 no.12
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    • pp.747-757
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    • 2019
  • This study examined the reliability and validity of the Korean version of the Nurse-Patient Interaction Scale (K-NPIS) for the elderly, at long-term care hospitals in Korea. The original NPIS was developed to identify important characteristics of elderly patient experiences regarding nurse-patient interactions in nursing homes. Totally, 202 hospitalized elderly patients at 4 long-term hospitals in Jinju-si, Suncheon-si, and Namwon-si, were enrolled in the study and completed the questionnaire. For internal consistency, Cronbach's α of K-NPIS was 0.96 after item analysis. K-NPIS was validated using the confirmatory factor analysis and content validity. The content validity score was more than 0.80, establishing the appropriateness and readiness of the tool through group discussions between clinical experts and elderly patients. The K-NPIS is a 10-point scale comprising 12 questions. K-NPIS scores between different residential groups were significantly different, and showed no ceiling or floor effect. The internal consistency reliability, construct validity, and discriminative validity of K-NPIS was adequate. However, criterion validity requires further examination. Our findings suggest that K-NPIS serves as an appropriate measure of nurse-patient interaction when applying the nursing care intervention for elderly.

Effects of the Brackish Water Desalination System on Soil Environment and Growth in Squash Greenhouse Cultivation Area (시설재배지에서 기수담수화시스템 적용에 따른 토양 환경 및 애호박의 생육 영향 분석)

  • Kim, Soo-Jin;Bae, Seung-jong;Jeong, Han-Suk;Kim, Hak-Kwan;Park, Seung-Woo
    • Journal of The Korean Society of Agricultural Engineers
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    • v.60 no.3
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    • pp.113-121
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    • 2018
  • The objectives of the research were 1) to develop the low-cost and high efficient desalination system to treat brackish water having high salt contents for irrigation at greenhouses near coast, and 2) to monitor and assess the effects of the brackish water desalination system on soil environment and growth in squash greenhouse cultivation area. The monitoring site was one of the squash greenhouse cultivation farm at Choengam-ri, Jinsang-myun, Gwangyang-si, Jeonnam-Do Monitoring results for groundwater irrigation water quality, and salinity showed a remarkable difference between control and treatment group. The salinity of soil at treatment group was less than at control group. While, the system made possible to increase the squash quantity from 4.7 ea to 6.3 ea at each and the average weight of the harvested squash was increased from 277.2 g to 295.1 g. The applied brackish water desalination system may be appled to reclaim sea or brackish irrigated area as alternative water resources, although long-term monitoring is needed to get more representative results at different level of salinity.

Optimization of Electrochemical Etching Parameters in Porous Silicon Layer Transfer Process for Thin Film Solar Cell (초박형 태양전지 제작에 Porous Silicon Layer Transfer기술 적용을 위한 전기화학적 실리콘 에칭 조건 최적화에 관한 연구)

  • Lee, Ju-Young;Koo, Yeon-Soo;Lee, Jae-Ho
    • Journal of the Microelectronics and Packaging Society
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    • v.18 no.1
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    • pp.23-27
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    • 2011
  • Fabrication of porous silicon(PS) double layer by electrochemical etching is the first step in process of ultrathin solar cell using PS layer transfer process. The porosity of the porous silicon layer can be controlled by regulating the formation parameters such as current density and HF concentration. PS layer is fabricated by electrochemical etching in a chemical mixture of HF and ethanol. For electrochemical etching, highly boron doped (100) oriented monocrystalline Si substrates was used. Ths resistivity of silicon is $0.01-0.02\;{\Omega}{\cdot}cm$. The solution composition for electrochemical etching was HF (40%) : $C_2H_5OH$(99 %) : $H_2O$ = 1 : 1 : 2 (by volume). In order to fabricate porous silicon double layer, current density was switched. By switching current density from low to high level, a high-porosity layer was fabricated beneath a low-porosity layer. Etching time affects only the depth of porous silicon layer.

Energy Content of Quercus mongolica Stands in Korea with Respect to Latitude and Altitude (위도와 해발고에 따른 신갈나무림의 에너지 고정량)

  • Kwon, Ki-Cheol;Lee, Don Koo
    • Journal of Korean Society of Forest Science
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    • v.95 no.3
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    • pp.299-308
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    • 2006
  • This study was conducted to investigate differences in energy content of Quercus mongolica stands in the Republic of Korea with respect to latitude and altitude. Study sites were located in Mt. Joongwang, Pyeongchang-gun, Gangwon-do (altitude 1,300 m, 1,000 m, 800 m), Mt. Taehwa, Gwangju-gun, Gyeonggi-do (altitude 350 m), Mt. Wolak, Jecheon-si, Chungcheongbuk-do (altitude 300 m), Mt. Baekwoon, Gwangyang-gun, Jeollanam-do (altitude 800 m), and Mt. Halla, Jeju-do (altitude 1,000 m) by northern and southern aspect. Total energy content and annual energy fixation of Q. mongolica stands were 2,916-6,550 GJ/ha and 250-440 GJ/ha, respectively during the study period, Lower latitude (NE) stands of Q. mongolica showed more energy contents and annual energy fixation than higher latitude stands. Energy content and annual energy fixation of Q. mongolica stands were increased in low altitude. Energy content of Q. mongolica stands were higher in northern aspect than southern aspect. However, there were no significant differences in annual energy fixation between the aspects. Annual energy fixation of Q. mongolica stands was highly correlated with warm index and followed by descending orders: altitude, stand age, aspect, annual solar radiation and latitude.

First Report of Ash whitefly, Siphoninus phillyreae (Haliday, 1835) (Hemiptera: Aleyrodidae) in Korea (한국에서 새로운 해충 석류가루이, Siphoninus phillyreae (Haliday, 1835) 발견 보고)

  • Lee, Heungsu;Park, Deog Kee;Lee, Sukmin;Lee, Gwan-Seok;Lee, Jongho;Hong, Ki-Jeong;Lee, Wonhoon
    • Korean journal of applied entomology
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    • v.59 no.3
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    • pp.251-255
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    • 2020
  • In 2019, the ash whitefly, Siphoninus phillyreae (Haliday, 1835), was firstly found on a pear tree in Jinju-si, Gyeongsangnam-do. From occurrence survey, we confirmed that S. phillyreae was occurred in seven cities, Busan, Changwon, Jinju, Gwangyang, Suncheon, Goheung, and Goseong. In addition, seven plants, such as Punica granatum, Pyrus pyrifolia, Cydonia oblonga, Prunus mume, Crataegus pinnatifida, Eriobotrya japonica, Photinia glabra, Pyracantha angustifolia, Lagerstroemia indica, and Malus prunifolia, were detected as hostplants. In this study, we present the first report of this species in Korea and describe the damage caused by S. phillyrease and its taxonomic information.

A Study on Pain relief effects and Allergic responses for the Osteoarthritis of the knee joint Between Sweet Bee Venom and Bee Venom Pharmacopuncture. (Sweet Bee Venom과 봉약침의 퇴행성 슬관절염에 대한 통증감소효과와 Allergy 반응 비교연구)

  • Na, Won-Min;Lee, Sung-Young;Jang, Eun-Ha;Moon, Hyung-Cheol;Kim, Seong-Min;Yoon, Chang-Ho;Jun, Bong-Hwan;Kim, Sung-Chul
    • Journal of Pharmacopuncture
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    • v.10 no.2 s.23
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    • pp.47-55
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    • 2007
  • Objectives : To verify pain relief effects and allergy inhibitory action for the osteoarthritis of the knee joint in Sweet Bee Venom in which allergy causing enzyme is removed. Methods : We randomly allocated 36 participants to treatment group Sweet Bee Venom and Bee Venom. Outcomes on pain reduction were measured by 100mm VAS(Visual Analog Scale). And we recorded into details allergic responses during Pharmacopuncture treatment. Results : Whole body condition and pain rate through VAS measurement were improved significantly in 2 weeks. We could get difference in pain score of two Pharmacopuncture groups significantly in 2 weeks. BV group showed superior reduction in pain compared to the Sweet BV group. But we could not get difference in whole score of two pharmacopuncture groups significantly. On the other hand other allergic responses such as edema, itchiness, pain were significantly lower in the Sweet BV group.

Location Environment and Vegetation Structure of the Aconitum austrokoreense Habitat (세뿔투구꽃 서식지의 입지환경 및 식생구조)

  • Cho, Seon-Hee;Lee, Kye-Han
    • Journal of Korean Society of Forest Science
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    • v.110 no.2
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    • pp.165-178
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    • 2021
  • Owing to the lack of consistent research on endangered plant species in Korea, there are insufficient data to preservespecies and expand habitats. This study analyzed the preferred habitat and threats to the survival of Aconitum austrokoreense, found on Baekwun Mountain in Gurye-gun, Gwangyang-si, Jeollanam-do Province, and classified as a level two endangered wild plant by the Ministry of Environment, by investigating major environmental factors such as climate, location, soil, and stand structure. By examining five selected sites inhabited by Aconitum austrokoreense on BaekwunMountain, this study found that the habitat had an altitude of 420 to 675 m above sea level and showed a northeast tendency, spreading over a range of inclination angles between 15° and 37°. The average number of plants across the five sites was 156. Site 4 (550 m) had the highest density of 372 plants, with an average height of 0.6 m. The average soil moisture and relative light intensity were 20.48% and 7.34%, respectively. Layer soil was presumed to be sandy loam, characterized by high sand content and good drainage. The habitat had average soil pH of 5.2, average organic matter of 16.46%, average nitrogen of 0.86%, average available phosphate of 11.86 mg/kg, average electrical conductivity of 0.44 dS/m, and average cation exchange capacity of 37.04 cmolc/kg. The total carbon in soil averaged 10.68%. From the analysis of the vegetation structure of sites inhabited by Aconitum austrokoreense, the dominant populations were Pinus koraiensis and Lindera erythrocarpa in Site 1, Magnolia obovata and Carpinus laxiflora in Site 2, Zelkova serrate and Quercus variabilis in Site 3, Staphylea bumalda and Lindera erythrocarpa in Site 4, and Morus bombycis,Styrax japonicus, and Carpinus laxiflora in Site 5. With most habitats located near trails and sap collection sites of Acer pictum, the species were exposed to artificial damage and interference threats.

Activation plan of social safety network of the aged living alone - Focused on the aged using wireless paging system in Gwangyang-si - (독거노인의 사회안전망에 대한 활성화 방안 - 광양시 무선페이징시스템 대상자 중심으로 -)

  • Lee, Jae-Min
    • The Korean Journal of Emergency Medical Services
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    • v.13 no.3
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    • pp.41-58
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    • 2009
  • Objective : The purpose of this study is to identify actual operations and issues of wireless paging system operation for the aged living alone as the end users of wireless paging system primarily in Gwangyang city, and thereby to explore possible advanced and integrated ways to promote social safety network for the aged. Methods : The survey tool used in this study was a structured questionnaire form consisting of question items. The researcher hereof conducted this survey by means of direct visit and interview during two seasons, i.e. from February to August, 2008 and from December 2008 to March 2009, respectively. Results : 1) For general demographic characteristics, it was found that 90.9% of all respondents were women and 61.2% of all respondents were at age 75 to 84. for health conditions, it was found that more than 90% of all respondents often took medicines due to their unhealthy body, and most of respondents suffered from musculoskeletal diseases 79.3% and circulatory diseases 61.6%. for walking capacity, it was found that 45.5% of all respondents used walking aids, and disable respondents (11.5% of all respondents) were represented primarily by those with physical disability (52.6% of disable respondents). for actual use of medical institutions, it was found 47.3% of all respondents relied on local clinics, since they preferred neighborhood hospitals or clinics they can trust for medical care. for social activities and supports, it was found that 43.6% respondents had 'needs for assistance at times' and 33.9% respondents have 'no need for assistance'. And it was found that the major difficulties in living alone at old age were represented primarily by health problems 37.8% and economic difficulties 33.5%. 2) For characteristics related to wireless paging system, it was found that 90.3% respondents used wireless paging system recommended by firemen, and 28.5% respondents used this system. and it was found that 59.6% respondents used this system once, and 85.2% respondents used it because of acute or chronic diseases. more than 90% respondents thought that they knew about wireless paging system and considered themselves safe, but 83.6% respondents didn't attach a remote control on their upper clothes, and even 49.1% respondents turned off the power of wireless paging system due to their concern about electricity bill and noise. 3) It was found that 83.6% respondents felt it necessary to use wireless paging system, and wireless paging users felt more satisfied with using the system than non-users, and 50.7% showed high satisfaction at certain psychological benefits like 'confidence in coping with critical situations' and 'a sense of relief'. In addition, it was found that some respondents who answered that 'they didn't turn off the paging system as they knew how it works' and those who answered that they knew 'how to use it' showed relatively high satisfaction. And some respondents who kept it well and felt it necessary also showed high satisfaction. 4) It was found that the level of satisfaction our respondents felt with using wireless paging system varied significantly availability($x^{2}$ = 12.759, p = .002), psychological advantages($x^{2}$ = 12.174, p = .002), knowledge about how to use system($x^{2}$ = 7.021, p = .016), power on/off($x^{2}$ = 13.221, p = .001), level of knowledge about system($x^{2}$ = 21.002, p = .000), maintenance($x^{2}$ = 9.871, p = .007) and level of necessity($x^{2}$ = 34.939, p = .000) on the statistical basis.

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Transplantation Method of Damage Ecosystem Associated with Development of the Borrow Pits (토취장 개발에 따른 훼손생태계 이식방안 연구)

  • Lee, Soo-Dong;Kang, Hyun-Kyung
    • Korean Journal of Environment and Ecology
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    • v.26 no.3
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    • pp.394-405
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    • 2012
  • The aim of this study was to propose methods to transplant for the ecosystem damage borrow pits. The research site is Junggun-dong Gwangyang-si Jeollanam-do. The total area of the site is approximately $199,026m^2$, but the area damaged by exploitation of soil and rocks is about $84,200m^2$. This signals the transplanting method to solve the problems of ecological destruction. The research will focus on the areas either which are evaluated as damaged or in which the development is inevitable. Therefore, this study will investigate the vegetation structure and their evolution, topological and soil character, and annual ring structure; in the end, the study will propose compensating and restoring options. This study proposed the selection of trees and their planting methods by using the models of the community transplantation(Quercus mongolica trees) and the tree transplantation(Pinus thunbergii trees). The study set out plans that will attempt to restore the Quercus mongolica forests and 89 Quercus mongolica trees of the canopy layer trees, 153 middle layer trees, and 661 shrubs are suitable. The tree transplantation utilized the existing Pinus thunbergii trees. The number of transplantation is 2,648. The total area of the transplantation topsoil is calculated to be $15,353m^3$. These study results must be contributed to reduce a damaged ecosystems and compensated damaged ecosystems for solving the problem of damaged borrow pits.