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        검색결과 468

        261.
        2008.11 구독 인증기관 무료, 개인회원 유료
        In this thesis, We analyzed success enterprise case which is well worked by knowledge and is gained effect results. We searched key factor for success knowledge management and found problem which is able to happen when is introduced by success enterprise in knowledge management. We applied to in franchise real field with key factor found above results and experimented others real fields.
        4,200원
        262.
        2008.10 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The principal objective of this study was to determine the effects of mothers' nutrition knowledge on preschoolers' obesity and dietary habits. The subject population included 456 mothers and their preschoolers, aged 3 to 5 years, who were enrolling in kindergartens located in Seoul and KyongGi-Do, Korea. The results of this study are as follows: 1. The majority of mothers responded correctly to those questions concerning obesity-related nutritional knowledge, but responded incorrectly to questions regarding basic nutritional knowledge. 2. The mothers' nutritional knowledge was associated significantly with the mother's age (p<0.05) and degree of education (p<0.05). 3. The mothers' nutritional knowledge was significantly and negatively correlated with their obesity, but not with their preschoolers' obesity. 4. Mothers' nutritional knowledge was determined to be positively associated with higher interest in nutritional information and food selection in regard to weight management strategies for their kids. 5. In general, preschoolers whose mother had excellent nutrition knowledge evidenced better dietary habits than preschoolers whose mothers had poor nutrition knowledge. In particular, one question regarding serving size was significantly associated with mothers' general level of nutritional knowledge(p<0.05).
        4,000원
        264.
        2008.09 KCI 등재 구독 인증기관 무료, 개인회원 유료
        5,200원
        265.
        2008.08 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The principal objective of this study was to determine the effects of diet knowledge and perception on diet practice behavior among university students. Data were collected between March and April of 2005 from 523 male and female university students in Seoul and Chungbuk, via a self-administered questionnaire. The subjects included 217 male students (41.5%) and 306 female students (58.5%), and 52.0% of the subjects were 21-23 years old. With regard to residence type, 42.6% of the subjects lived in the dormitory, home (29.1%) self-boarding (19.5%) and meal (8.8) were in the order. The average weights and heights of the subjects were as follows: 70.9±9.0 kg and 174.3±4.4 cm in the male students and 53.9±5.9 kg and 161.3±4.5 cm in the female students. The average BMI values of the male and female students were 23.4±2.5 and 20.8±2.1, respectively. The average nutritional knowledge scores were as follows: 1.96 out of 3.0, dietary habit (2.13), nutrition (2.0), exercise (1.98), preferred food (1.90), and chronic disease (1.79). We noted no significant differences between the male and female subjects in terms of scored points. Nutritional knowledge by gender and residence type were shown to be significantly different--the male subjects had higher scores for exercise than did the female subjects. The self-boarding subjects had significantly lower scores with regard to nutritional knowledge and chronic disease. The experience and duration of previous diet practice were also significantly different with regard to gender and residence type. The male subjects tended to conduct diet practice for longer periods than females. The self-boarding students reported more attempts at diet behavior, but for shorter durations. The results show that the nutritional knowledge and diet practice behavior of the subjects were influenced by gender and residence type.
        4,000원
        266.
        2008.08 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The purpose of this study was to measure the effects of trust, knowledge, optimism, risk and benefits on consumer attitudes toward genetically modified foods. A total of 326 questionnaires were completed. Moderated regression analysis was used to measure the relationships among the variables. The analysis results for the data indicated a good model fit in Model 2 rather than Model 1, in which the direct effects of trust, optimism and benefits had statistically significant direct effects on the respondents' attitudes toward genetically modified foods, while the direct effects of knowledge and risk were not statistically significant. As expected, the interaction term of risk and benefit had a significant effect on consumer attitude. Moreover, the effect of risk on consumer's attitude toward genetically modified foods was statistically significant at all levels of benefit, except at the lower benefit level. Finally, the results of this study indicated that genetically modified food developers and marketers should attach importance to the interaction effect of benefits to understand the elements of market demand and customer loyalty.
        4,000원
        267.
        2008.06 KCI 등재 구독 인증기관 무료, 개인회원 유료
          In the knowledge-based society which recognizes knowledge as a core value, knowledge management is one of the most interesting issues. The creation of knowledge within an organization occurs as a result of interactions of tacit and explicit knowledge, i
        4,000원
        268.
        2008.04 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The breast feeding habits of 507 college students were evaluated between March 27 to April 26 (2006). Data were collected from self-administered questionnaires and analyzed using SPSS for Windows V.12.0. The study population consisted of 245 (48.3%) male and 262 (51.7%) female college students that answered ‘yes’ when asked whether they had been breast feed. A total of 52.7% of the study population were fed with breast milk (most frequent answer), as opposed to 11.0% that were fed with infant formula (least frequent answer) during their infancy. When asked whether they ever got educated on breast feeding, 78.1% of the college student subjects answered ‘no’. A total of 95.1% of the female college students replied ‘yes’ when asked if they intended to breast feed their child. Moreover, 62.2% of the college student subjects indicated that their parents had an influence on their decision to breast feed. A comparison between male and female college students indicated that female college students had a superior knowledge level of the general characteristics of breast feeding over the male subjects (p<0.05) . Moreover, a comparison of the different levels of college attained suggest that freshman college students had the highest knowledge level, followed by senior, sophomore and junior college students in terms of advantage, BF Tabu (p<0.05). Also, students provided with education on breast feeding had a higher knowledge level than college students with no formal education. In summary, the results suggest that the knowledge on breast feeding in college students were different by general characteristics such as gender, major and school year, and education on breast feeding in advance was appeared to be an important factor, therefore nutritional education course on breast feeding is recommended for the college students.
        4,000원
        269.
        2008.04 KCI 등재 구독 인증기관 무료, 개인회원 유료
        본 연구의 목적은 달의 위상 변화 원인에 관한 교과서의 탐구활동과 학습자의 정신 모델을 비교하여 효과적인 교수 설계를 위한 시사점을 찾는 데 있다. 이를 위해 중학교 3학년 교과서 9종과 25명의 학생들을 조사하여 현직 교사를 포함한 9인의 과학교육 전문가들이 교차 분석하였다. 그 결과 탐구활동은 현상을 관측하고 공간 모델을 설정하여 검증하는 활동으로 이루어져 있었고 탐구활동에서 다루는 과학 개념은 달의 공전, 태양광선의 평행과 달의 반사면, 태양-지구-달의 위치관계, 지구에서 보는 달의 위상에 대한 개념이었다. 이 개념들은 모델 설정 및 조작, 시공간 관계의 사용, 추론, 의사소통 기능과 연결되어 있지만 과학자들의 실제 탐구에 필요한 중요 기능이 생략되어 있었다. 한편 학생들의 정신 모델은 과학적 모델, 혼재형 모델, 대안적 모델로 나누어 각 유형별로 논의하였다. 지식 통합의 관점에서는 교수 설계 시 다양한 탐구 경로를 통해 학습자의 선개념과 새로운 개념의 연결을 권장하고 있으나 이상의 결과는 개념 연결을 강화할 기회가 충분하게 제공되지 않음을 보여준다.
        4,300원
        270.
        2008.04 구독 인증기관 무료, 개인회원 유료
        In the information society where knowledge plays a significant role, the value of the corporate organization creates knowledge strategically and spreads it to the whole organization so as to reinforce the efficiency of the work force. After KMS was recognized as one of core competences of company, KMS based on information technology has been introduced actively to many corporate organizations for the implementation of realizing knowledge management. As the strategic use of KMS increases in company, it has attracted attention to the system and the investment in the system, now attention has brought to the effect of the system. The efficiency and effectiveness of KMS has been tackled as one of the most important issues, and then many studies have been implemented to measure the result of the system. The purpose of this study is to overcome these problems and to help make an important decision in establishing introduction strategy by abstracting the reasons and success factors and result indices which are important sources for introducing KMS.
        4,500원
        271.
        2008.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
          The objective of this paper is to remove noises of image based on the heuristic noises filter and to extract a tumor region by using morphology techniques in breast ultrasound image. Similar objective studies have been conducted based on ultrasound imag
        4,000원
        272.
        2008.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
        Research trend and basic knowledge on the biological degradation of PCE (tetrachloroethylene) were reviewed. At first, anaerobic PCE degradation pathway was introduced, and microorganisms related with biological PCE dechlorination under both anaerobic and aerobic conditions were shown. PCE degradation is readily occurred in anaerobic conditions. Anaerobic PCE degradation was carried out by replacing the strongly combined chloride ion with hydrogen ion. The replacement occurs by electrons from electron donors such as H₂, acetate, lactate, and methanol. The best electron donor for PCE degradation is hydrogen. H₂ produced by the fermentation of carbon source can be used by microorganisms involved in acetogenesis, methanogenesis, sulfidogenesis, dehalorespiration, and iron reduction. These organisms can compete one another in natural ecosystem. Due to the competition, H₂ is sustained at low level. At this low level of H₂, the dechlorination of PCE can be maintained, but is inhibited by highly toxic VC accumulation in anaerobic PCE degradation. Since Dehalococcoides ethenogenes strain 195 can convert PCE into ethene which doesn"t have any toxicity and can further be used as a carbon source, it is very useful for field application. Pseudomonas stutzeri OX1 was able to utilize o-xylene and toluene as a carbon source using toluene-o-xylene monooxygenase for the first time in aerobic coditions. However, it has not further been proven. Based on these basic knowledge of biological PCE degradation, various field applications have been carried out and evaluated. Dehalococcoides related with PCE dechlorination were examined in contaminated sites. In a recent study on a wetland having both anaerobic and aerobic conditions, the effects of soil depth and plant species, and seasonal differences were researched as well as the sequential degradation of PCE. Formate was suggested as an alternative organic compound to efficiently neutralize the PCE degradation product, hydrochloric acid. To improve the PCE biodegradation effectively, the following research directions were proposed: (1) development of aerobically PCE degrading microorganism, (2) development of aerobic/anaerobic hybrid system (3) development of a system capable of maintaining consistent PCE degradation rate regardless of seasonal changes.
        4,200원
        273.
        2007.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The purpose of this study was to investigate the eating habits and eating behaviors, nutrition knowledge of students in 4, 5 and 6th graders of elementary school in Jeonju Area. The subjects for questionnaire were 2,568 elementary school students (boys 1,364, girls 1,204). The results were analyzed by SPSS program, and were as follows. In anthropometric data, there were significant differences between boys and girls. In eating habits and eating behaviors, there were significant differences in the rate of 'Hasty eating habit(p<0.01)', 'Most heavy meal(p<0.01)', 'Eating when receive stress(p<0.05)', and 'Frequency of snack eating per day(p<0.01)' between boys and girls. In total scores of nutrition knowledge, there were significant differences between boys and girls. In nutrition knowledge, there were significant differences in the rate of 'Carbohydrate and fat give heat and force.(p<0.001)', 'Carbohydrate is nutrient that make muscle and blood of our body.(p<0.01)', 'Overeating of carbohydrate does not contribute gain of weight. (p<0.05)', To intake vitamin, it is good to eat fresh fruit and vegetable.(p<0.01)', 'Calcium deficiency is leading to anemia.(p<0.001)' between boys and girls. In conclusion, systematical educational programs need to be developed at elementary school. These should include information about achieving a balanced diet, good eating habit and behavior, meal management and Korean dietary culture. Also, nutritional education at home must be emphasized.
        4,000원
        275.
        2007.12 구독 인증기관 무료, 개인회원 유료
        This study purports to investigate ways to apply the activity of knowledge construction while performing the tasks according to each phase in the Vaulting Horse. There were 36 subjects in the control group and 32 in the experimental group who were all fem
        4,300원
        276.
        2007.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
          This study presents the intellectual capital (IC) indicator selection criteria based on the review of qualitative characteristics of financial accounting information and data quality of information systems. The AHP survey has been performed to verify th
        4,000원
        277.
        2007.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        丁來東(1903~1983)이 북경에서 그러했듯이 상해에서도 수많은 한인들이 몸소 겪은 상해 체험이나 상해 상상을 바탕으로 상해 관련 글을 써왔고, 지금도 다양한 장르로 상해 관련 글들이 생산되고 있다. 최독견은 상해 대학 생활 시절 학비 500원을 소매치기 당하고 절망하며 밥을 굶으면서도 그에 대한 ‘반동’으로 ‘로맨티시즘’에 지배되어 ‘벽파’라는 필명으로 ≪동아일보≫에 시를 투고하여 위안을 받았으며, 또 영어 단시를 쓰기도 하고 로맨틱 소설 <유린>을 발표하였으니, 그는 상해에서 이미 작가 수업을 닦은 셈이다. 당시 그는 도쿠토미 로카(德富蘆花: 1868~1927)의 ≪불여귀≫(1898)나 李光洙(1892~?)의 ≪무정≫보다도 “훨씬 눈물 나고 재미있는 소설을 써보겠다고 구상을 하던 때”였으며, 이러한 포부는 나중에 다소 흥행에 성공하는 ≪僧房悲曲≫으로 이어진다.
        8,600원
        279.
        2007.11 KCI 등재 구독 인증기관 무료, 개인회원 유료
        5,100원