Freshly squeezed juices were prepared using the domestic Chunggyun, Hanrabong, and imported oranges and physicochemical and sensory characteristics of the juices were investigated. The Chunggyun had significantly the lowest pH value of 3.35, and imported and Hanrabong showed the pH values of 3.82 and 3.93, respectively(p<0.05). The refractive index of Hanrabong showed significantly the highest values of $14.7^{\circ}Bx$ (p<0.05), and the samples of imported and Chunggyun did not show significant differences with indices of 12.5 and 12.2, respectively. The quantitative descriptive analysis(QDA) showed imported sample had significantly the highest values of sweet and sour aroma with values of 11.57 and 11.08, respectively. However, Hanrabong showed significantly the highest value of sweet flavor with value of 12.31. Consumer acceptance test represented the Chunggyun was the most accepted one but did not show any great differences in overall, appearances, and flavor among the samples.
This study was intended to examine the continuance and transformation of food culture during the enlightenment and Japanese ruling era by analyzing the novel of "Toji". In the novel "Toji", the chaotic political and economic situation is reflected, along with the peoples' hard lives in the latter era of the Choson Dynasty. After the full-fledged invasion of China by the Japanese, the shift to a wartime posture was accompanied by an increased need for food. This led to a rationing and delivery system for rice in the late 1930s. While it was hard for people to obtain even brewer's grains and bean-curd dregs, food distribution officers were well off. Another distinctive feature of the food culture during the enlightenment and Japanese ruling era was that foreign food and recipes were introduced naturally to Korea through the influx of various foreigners. The industry of Choson was held by Japanese monopolistic capital, as a result, Choson had equal to the role as a spending site and was only gradually left destitute. In the Japanese ruling era, there were new type of business including such as patisserie of the types of civilization in the town, and those tempted Korean people. However, the Japanese and pro-Japan collaborators dominated commercial business. Being urbanization through the modernization, it was became patronized fast food in the populous downtown, and the change of industry structure and life style greatly influenced into our food culture. Acceptance the convenient Japanese style fast food such as Udong, pickled radish made was actively accepted with a longing for the advancement civilization. After the enlightenment, many Japanese exchange students went to Tokyo to get advanced civilization and provided urban mood according to their consumption of bread, coffee, Western food, which were considered a part of the elite culture.
This review was conducted to evaluate the 'Korean Food Composition Table' and establish it as an internationally accepted database by examining its contents and evolution over time. The food composition table has been published by National Rural Living Science Institute, every 5 years, listing the nutrient content for each food, as both the raw agricultural product and processed foods, since the 1$^{st}$ edition in 1979 by RDA (Rural Development Administration). This is the basic data applied to the evaluation of the nutritional value of foods in Korea. The data is used as a useful tool in many fields, not only for the establishment of the National Food Supply Plan but also for nutritional research, the draft of National Food Policy, and in clinical and epidemiological research. The database is also utilized by food service providers and food processors, etc. Consumers and the international society have been interested in the quality and safety of foods and raw agricultural products. As these data expand in volume, the type of foods included in the composition table is expanded to cover new additions for the convenience of users of the 'Nutrient Data Base' as judged by the publishers. The form of these reports varies, according to the current information, from a simple booklet to CD-ROM and to the Web service. We expect to continue to make improvements in the National Standard Table for food composition through expanding both the quantity and quality of data in an orderly manner. This effort can help food composition data to be comprehensively developed systematically and gradually at the national level.l.
The objective of this research was to determine the current consumer interest toward Korean Kimchi and identify the preferred sensory characteristics of Kimchi using qualitative consumer studies on Chinese consumers. Five different sessions of focus group interview (FGI) were conducted (n=39). The FGI session was designed to determine 1) current knowledge and interest as well as usage level of Korean-style Kimchi, 2) interests toward different Korean Kimchi based on appearance and tasting evaluation. Based on the results, radish was the most accepted ingredient for Kimchi among Chinese consumers, as it resembles the sensory characteristics of Chinese-style Kimchi. The sensory characteristics driving consumer preferences towards radish-based Kimchi included crunchy texture, and just-about-right sweet and spicy flavor. Thinly sliced radish was the most accepted shape of radish-based Kimchi. The current study provides practical information for product development of Kimchi targeted for Chinese.
This study was carried out to investigate the nutritional status of physically handicapped children with cerebral palsy in order to contribute to their welfare by studying their healthy status, nutrient intake, daily energy expenditure, and living environment. The survey was conducted at two rehabilitation institutions from May 25 to June 30, 1981. A special questionnaire was designed to investigate the living environment. The 24 hr. recall method was used in evaluation the nutrient intake of 67 children. Anthropometric measurement was made of height, weight, chestgirth, upper-arm circumference, and triceps skinfold thickness. The biochemical status of the children with cerebral palsy was assessed with measurement of hemoglobin and hematocrit. The results may be summarized as follows : 1. The children with cerebral palsy, the intakes of all nutrients except vitamin A, thiamin, and ascorbic acid were lower than Korean recommend dietary allowances (1980). They had significantly higher intakes of vitamin A and calcium than the normal children, but the calcium intake was low as 62% of the Korea RDA. 2. All the children with cerebral palsy were very short and low weight in comparison with the accepted standards, but chestgirth was above the accepted standards for Korean school children. 3. The average hemoglobin value was 12.2gm%, hematocrit 39.3%, and mean corpuscular hemoglobin concentration (MCHC) 31.1%. 4. The possible etiological factors of cerebral palsy were, prenatal factors 16%, natal 44.9%, postnatal 27.5%, and unknown 11.6%. Eighty four percent of the children showed their first symptoms within the first year after birth. 5. Thirty percent of the parents said that the handicapped children lead to marital problems, and 84.1% of the parents mentioned that medical expenses for the children influenced their family finances.
This study was conducted to investigate the effects of job embeddedness on job satisfaction, organizational commitment and turnover intention in the food and beverage division of hotels. In addition, this study sought to identify the effects of job satisfaction and organizational commitment on turnover intention. Based on the literature reviews, five hypotheses were tested: job embeddedness was positively related to job satisfaction and organizational commitment and negatively related to turnover intention and job satisfaction and organizational commitment were negatively related to turnover intention. The subjects evaluated in this study were employees of the food and beverage division of five or four stars hotels in Seoul. Five hundred questionnaires were distributed and 293 were collected from July 1, 2009 to August 31, 2009, using convenience sampling method. After removing useless questionnaires, a total of 250 questionnaires (five-stars hotel 177, four-stars hotel 73) were analyzed using the factor analysis, a reliability test, and structural equation modeling analysis. The results revealed that job embeddedness was positively related to job satisfaction (t=8.762), organizational commitment (t=5.364) and negatively related to turnover intention (t=-3.500). Therefore, hypothesis I, II and III were accepted. However, job satisfaction (t=-.933) and organizational commitment (t=-1.923) were not negatively related to turnover intention. Therefore, hypothesis IV and V were rejected.
This study was carried on the quality characteristics of cake prepared with Co(com oil) containing MCT(medium chain triglycerides), which is used as a fat substitute. In tile cake prepared with MCT-CO containing $10{\sim}30%$ MCT, the appearance and the degree of gelatinization were similar to those of cake prepared with NS-CO(non-substituted corn ell) Cake batter prepared with MCT-CO showed higher specific gravity and consistency than those of cake prepared with NS-CO and increased by increasing MCT contents. The baking loss of cake prepared with MCT-CO was more than that of cake prepared with NS-CO and increased by increasing MCT contents as well. The rheological properties of cake represented significant different by MCT substitution ratio(p<0.05). Gumminess, hardness and chewiness of cake prepared with MCT-CO containing $20{\sim}30%$ MCT were about 2 times higher than those of cake prepared with NS-CO, while springiness and cohesiveness showed similar pattern between the cake prepared with MCT-CO or NS-CO. In sensory evaluation, appearance. color and flavor of cake prepared with CO substituted by MCT up to 100% were better assessed and the taste was better in range of 30% MCT-CO but the texture was less accepted than that of cake prepared with NS-CO.
The physicochemical, rheological and sensory characteristics of 'BACKSULGIES', which was added with potato peel, guar gum or polydextrose, were investigated. The maximum acceptable addition ratio of dietary fiber to 'BACKSULGI' was 10%. And optimal addition ratio was 3% for all samples. The water binding capacity was affected by dietary fiber sources and incubation conditions (temperature and time). The Guar gum had me highest value of water binding capacity. The solubility was highly related with water binding capacity and me swelling power was increased with temperature increment. The degree of gelatinization was not significantly different with dietary fiber sources. But me values of gelatinization of 'BACKSULGIES' added with dietary fibers were significantly higher than mose of 'BACKSULGI' with no dietary fiber. Generally hardness and brittleness incresed along with storage time. But me hardness of 'BACKSULGIES' added with dietary fibers was significantly lower man those of 'BACKSULGI' with no dietary fiber. The retardation effect of dietary fibers for retrogradation of 'BACKSULGIES' was also proved by time constant determination of Avrami equation. Sernsory evaluation revealed that me addition of dietary fibers did not reduce the organoreptic quality. Therefore potato peel 3%, guar gum 3%, polydextrose 3% were optimum addition ratio which could be accepted as conventional 'BACKSULGI'. As me results of this study, it was proved mat the additions of dietary fibers to 'BACKSULGI' had the retardation effect of retrogradation.
The physicochemical, rheological and sensory characteristics of Backsulgies added with dietary fibers-cellulose, pectin and wheat bran-were investigated. The maximum acceptable ratio of fibers was 10% for wheat bran or cellulose, 3% for pectin. As me results of physicochemical analysis, cellulose and pectin had larger water-binding capacity man wheat bran. Swelling power was increased with temperature increment. But the type of added dietary fiber did not make significant differences. The degree of gelatinization was measured by maltose content. The retrogradation of backsulgies was significantly delayed by the addition of dietary fibers. The retardation effect of dietary fibers for retrogradation of backsulgies was also proved by textural analysis and time constant determination of Avrami equation. Pectin had especially excellent delaying effect while me storage time extended. There were no significant differences in sensory characteristics between me backsulgi with no dietary fibers and backsulgies added with cellulose 3%, pectin 1% and wheat bran 3%. Therefore, we concluded mat cellulose 3%, pectin 1% and wheat bran 3% were me optimum addition ratios, which have the delaying effect of retrogradation, and which could be accepted as same as conventional backsulgies organoreptically.
In this study, the Extended Theory of Planned Behavior (ETPB) was applied to analyze consumers' intention to purchase meal kits. The perception of ESG management practiced by companies was used as a moderating variable to investigate its influence and moderating effects between each variable. An online survey was conducted over 4 days in January 2023 on consumers aged 20 years or older who had purchased meal kits within 6 months. Hypotheses were tested using IBM SPSS Statistics 22.0 and AMOS 24.0 programs with an effective sample size of 324 copies (100%). Attitude, subjective norm, perceived behavioral control, perceived sustainable package, and price sensitivity of the theory of planned behavior toward meal kit products had a significant positive effect on purchase intention, and all research hypotheses were accepted. The moderating effect of consumers' perceptions of ESG management practiced by companies had a positive and significant effect on attitude and perceived behavioral control.
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