Journal of the Korean Society of Environmental Restoration Technology
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v.23
no.1
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pp.97-106
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2020
Urban parks provide a variety of ecosystem services and are an important means of providing positive functions to urban ecosystems. Recently, various studies on wildlifes in urban parks have been conducted. However, there is a lack of research on habitat use in urban parks at important times such as before and after fledging in bird ecology. This study analyzed habitat use and home-range before and after fledging on Cheongsa park, a neighborhood park located in Cheonan city. An artificial nest was set up to check and capture great tit in fledging time. One female was captured and attached to the NTQB-2 (0.4g) radio transmitter, the location was tracked using SIKA Radio Tracking Receiver, hand-held three element Yagi antenna and GPS. Location information was recorded for 10 minutes for 3 hours each morning and afternoon for 12 days from May 17 to May 31, 2019. As a result, the home-range of the target species was 1.776 ha (MCP) and the core area was 499 ㎡ (KD 50%). The average daily home-range was 0.513 ha for the entire period, 0.688 ha before fledging, 0.339 ha after fledging based on MCP. The bird moved about 29.9 m on average and moved up to 131.7 m. For the most of the time, the great tit stayed inside the park, but the bird also used small green spaces such as street trees, tree flower beds, and green areas of unused lands. The results of this study could be applied to the study of habitat use and the greenery management policy of the urban park considering wild birds.
Journal of the Korea Fashion and Costume Design Association
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v.21
no.1
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pp.59-72
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2019
The purpose of this study is to analyze the present condition of the Korean footwear industry, and its competitiveness through related precedent research. Research was done by analyzing data from the Korean Statistical Information Service, the Korea International Trade Association and advanced research about the footwear industry. Footwear markets all over the world are growing continuously. The main consumers are China, America and India. World footwear trade is showing a growth trend on the basis of cost and amount. The main exporting countries are China, Vietnam and Italy, while main importing countries are America, Germany and France. The domestic market and the export market of footwear in Korea are decreasing. The scale of exporting footwear is gradually decreasing, however the scale of importing footwear is increasing. Korea exports footwear to China, Vietnam and Japan and imports them from China, Vietnam and Indonesia. Studies concening the footwear industry implied that the competitiveness of Korea has been weakened both in the domestic and the export markets. To enhance the competitiveness of Korean footwear corporations, long-term support at the national level is needed. Especially, cultivating competitive experts is crucial to improve the competitiveness of designs and the quality of products. Furthermore, branding strategies using the Korean wave, Korean culture and the national image of Korea, as well as platform strategies to communicate with consumers globally and selling high-quality products are significant.
Journal of the Korea Fashion and Costume Design Association
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v.20
no.4
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pp.31-40
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2018
The purpose of this study is to identify the body type characteristics of fashion models by comparing body dimensions and body types of fashion models with ordinary women in their 20s in Korea. To that end, the study selected 71 people, with 28 being female university students in the Seoul area and 43 professional fashion models. One hundred and fifty-seven ordinary woman were selected who ranged from 20 to 29 years old, and 588 women from the 7th Size Korea fit for research purposes. Body measurement items were selected for the direct measurement data for Size Korea, which included 20 items of body size and 10 items of calculation needed for clothing production. The results of the study were as follows. According to the analysis of fashion models and ordinary woman in their 20s, their body size showed significant differences in 25 out of 30 items. The five items that do not show significant differences are bust point-bust point, waist back length, front interscye length, hip circumference-bust circumference, and neck point to bust point to waistline-waist front length. If you integrate the results, the fashion model is much taller than the ordinary woman, has a longer lower body, and has an 8.05 head figure. Also, the fashion model found itself to be the ideal type that ordinary women prefer because of the slimmer waist and bent shape, which is more than that measured in normal women.
Journal of the Korea Fashion and Costume Design Association
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v.21
no.2
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pp.95-108
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2019
This study aims to determine the characteristics of new senior women's torso shapes. The data was collected from the 7th Size Korea, which analyzed 412 women between the ages of 55-69. A factor analysis was performed based on 20 indices, including eight based on circumference, eight based on height and length measurements, and four based on torso flattening. The results of the factor analysis suggest five main factors: torso silhouette, longitudinal size of the body, torso flattening rate, abdominal shape, and posterior longitudinal size. The results of the cluster analysis suggest three overall types: Type 1 is the inverted triangular obese shape which is characterized by large breasts, small buttocks, a short height, and a forward-bending posture; Type 2 is the rectangular, slim shape which is characterized by a forward neck and a flat front and back of the torso, and is the most slender among the three types; Type 3 is the large rectangular, overall obese shape, which is characterized by a round shape with large breasts, waist, and buttocks, and a forward-bending posture with a protruding back, and this is the most obese type. According to the results of the cross-tabulation, women aged 55-59 showed no trend in body shape; women aged 60-64 showed an increases in the inverted triangular obese shape and the large rectangular, overall obese shape; women aged 65-69 showed an increase in the large rectangular, overall obese shape and a decrease in the rectangular slim shape. In summary, new senior women showed body shape characteristics of being short, more obese having, a bent over posture. As they grew older, the curves disappeared, and the body becomes rounder. The study found that variation in body shape exists among new senior women in the aged society.
This article aims to compare the honorific expressions in Different Versions of . Cheonuisogam, a version in classical Chinese, has two different versions of translation in Korean, Cheonuisogameonhae: a hand-written version and a woodblock-printed version. A hand-written version was written in 1755 and a woodblock-printed version was published in 1756. This article covered two themes in different versions: honorific subject-particles '-gyeoosyeo(-겨오셔)'/'-gyeoʌosyeo()' and prefinal-ending '-sʌp-(--). The honorific subject-particles '-gyeoosyeo(-겨오셔)' appeared more in a hand-written version than a woodblock-printed version. The '-gyeoʌosyeo()' is not found in a woodblock-printed version. The prefinal-ending '-sʌp-(--) has three functions: agent modesty of objects, speaker modesty of agent, speaker modesty of listener. The '-sʌp-(--), in Cheonuisogameonhae, has mainly function as a speaker modesty. The '-sʌp-(--) appeared more in a hand-written version than a woodblock-printed version.
The Journal of the Convergence on Culture Technology
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v.8
no.5
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pp.489-495
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2022
It makes difference to LSTM D/L(Deep Learning) results for language model construction as the corpus preprocess changes. An LSTM model was trained with a famouse literaure poems(Ki Hyung-do's work) for training corpus in the study. You get the two wordvector sets for two corpus sets of the original text and eraised word ending text each once D/L training completed. It's been inspected of the similarity/analogy operation results, the positions of the wordvectors in 2D plane and the generated texts by the language models for the two different corpus sets. The suggested words by the silmilarity/analogy operations are changed for the corpus sets but they are related well considering the corpus characteristics as a literature work. The positions of the wordvectors are different for each corpus sets but the words sustained the basic meanings and the generated texts are different for each corpus sets also but they have the taste of the original style. It's supposed that the D/L language model can be a useful tool to enjoy the literature in object and in diverse with the analysis results shown in the study.
Seong-Jun Moon;Jin-Gak Kim;Yoon-Ha Kim;Ye-Sol Kwon;Seong-Min Yoon;Jae-Min Park
Korean Journal of Ichthyology
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v.35
no.1
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pp.1-9
/
2023
The morphological development of larvae and juvenile of Sebastes taczanowskii were studied. The S. taczanowskii were caught at Goseong-gun, Gangwon-do from March in 2016. Larvae beared at water temperature of 11~12℃ (mean 11.5±0.5℃). The just beared larvae were 5.25~5.96 mm (mean 5.60±0.19 mm, n=30) in total length and their mouth and anus were already opened. They began to eat rotifer and transformed to postlarvae stage. 35 days after bearing postlarvae was measured 7.16~11.4 mm (mean 9.02±1.00 mm) in total length and the tip of notochord was bent upward. 48 days after bearing juvenile was measured 9.45~18.7 mm (mean 14.4±1.75 mm) in total length with dorsal fin rays XIII, 13~15; anal fin rays III, 6~8; caudal fin rays 16.
Background: Paraplegia is a serious complication of thoracic or thoracoabdominal aortic operations, which is related to ischemic injury of the spinal cord induced by low perfusion pressure during cross clamping of the aorta. Ischemic preconditioning of heart or brain with reversible sublethal ischemic injury induces resistance to subsequent lethal ischemia. The aim of this study is to investigate whether ischemic tolerance could be induced by the preconditioning of the spinal cord using swine model. Material and Method: The animals were randomly assigned to three groups: sham group(n=3), control group(n=6) and pre-conditioning group(n=8). In the sham group, we performed the left thoracotomy only without any ischemic injury. In the preconditioning group, the swine received reversible spinal cord ischemic injury by aortic clamping for 20 minutes, whereas control group had no previous aortic cross- clamping. Forty-eight hours later, the aorta was clamped for 30 minutes in both groups. Neurological examination was done 24 hours later, then the animals were euthanized for histopathology and malonedialdehyde(MDA) spectrophotometry assay of the spinal cord. Result: Statistically significant difference in neurological outcome was observed between the control and preconditioning groups at 24 hours after ischemic injury. The incidence of paraplegia and severe paresis was 100% in the control group, and 62.5% in the preconditing group(p=0.028). There was no statistically significant difference in histopathology and MDA assay of the ischemic spinal cord between these two groups with borderline statistical difference in MDA assay(p=0.0745). Conclusion: In the present swine study, ischemic preconditioning could induce tolerance against 30 minute ischemic insult of the spinal cord, although the animals did not completely recover(stand-up or walk). We expect that combining this preconditioning with other currently existing protection methods might lead to a synergistic effect, which warrants further investigation.
Kim, Wan Young;Lee, Sung Hoon;Hwang, Jin Ho;Kim, Seong Ki;Lee, Sung Sill;Yeo, Joon Mo
Journal of Animal Science and Technology
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v.54
no.5
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pp.355-361
/
2012
The present study was conducted to investigate the effects of concentrate feeding on rumen papillae development in suckling Hanwoo calves before weaning (60 days of age). Twenty-four Hanwoo calves (12 heifers and 12 bulls) at six days of age were randomly assigned to one of three dietary treatments [hay and two levels (low and high) of concentrate feeding] and given each diet with free access to their dams for suckling until 60 days of age. At 60 days of age, two calves from each treatment were sacrificed and used for post-mortem examination of rumen papillae development. Feed intake between 31 and 60 days of age was significantly higher (P<0.05) for the high concentrate treatment (380.2 g/d) than for other treatments (58.3 and 76.9 g/d for hay and low concentrate treatments, respectively). Although feed intake showed a large difference between the low and high concentrate treatments, body weights at birth and 60 days of age were similar between the two treatments, suggesting that calves in the low concentrate feeding suckled more milk from their dams than those in the high concentrate feeding. The ratio of reticulo-rumen weight to body weight at 60 days of age was significantly increased (P<0.05) in the high concentrate (1.39%), compared with those in the hay (0.85%) and low concentrate (1.06%) treatments. Furthermore, the high concentrate feeding significantly increased both rumen papillae length and width, compared with the hay and low concentrate feeding group. This was also detected clearly by visual observation. The blood concentration of ${\beta}$-hydroxybutyrate was significantly higher for the high concentrate (176.4 ${\mu}mol/L$) than for other treatments (58.9 and 59.2 ${\mu}mol/L$ for the hay and the low concentrate group, respectively). In conclusion, the results of the present study showed that, to achieve a large development of rumen papillae before weaning (60 days of age) in suckling Hanwoo calves, the amount of concentrate intake should be important. And also the results implied that hay might not be included in the diet for suckling Hanwoo calves before weaning (60 days of age).
Kim, Byeong-Hak;Cho, Kee-Chae;Jee, Young-Ju;Byun, Soon-Gyu;Kim, Min-Chul
The Korean Journal of Malacology
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v.27
no.4
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pp.353-358
/
2011
This study is the result of examining the growth and survival rate of larva and spat when supplied with Enriched live food by adding $B_{12}$, chitosan, PSB, and polysaccharides to microalgae (Chaetoceros gracilis, Isochrysis galbana) to raise the survival rate of larva and spat during artificial clam seed production. Microalge (Chaetoceros gracilis, Isochrysis galbana) was strengthened for nutrition with $B_{12}$ 0.1 ppm, chitosan 0.2 ppm, PSB 3 ppm and polysaccharides 1 ppm and was daily supplied for $3{\times}10^3-15{\times}10^3Cells/mL$ and the growth and survival rates were measured. As the result of experiment, the growth of larva did not show much difference with PSB test section $199{\pm}0.59{\mu}m$, $B_{12}$ test section $198{\pm}0.64{\mu}m$, and chitosan $197{\pm}0.52{\mu}m$, survival rate was highest at PSB test section with 99.3%, followed by $B_{12}$ test section 95.9%, and chitosan 94.5%. Growth of early spat was the highest for PSB test section at $2.74{\pm}0.58mm$, followed by polysaccharides $2.67{\pm}0.55mm$, $B_{12}$$2.54{\pm}0.48mm$, and chitosan $2.49{\pm}0.51mm$, and the survival rate was the highest for PSB test group at 32.1%, followed by $B_{12}$ test section 31.6%, chitosan 28.5%, and polysacharrides 21.4%. From such results, PSB is found to be very effective with low-quality improvement when breeding early spat of clams, and especially for floor-type early spat breeding, it had the effect of suppressing protozoan and germs so that detailed studies from various perspectives should be conducted with various chemicals in the future.
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