• Korean Journal of Agricultural Science
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• v.10 no.2
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• pp.393-405
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• 1983

The demand for livestock and poultry products including beef, pork, chicken, egg and milk whose income elasticities are relatively higher than other staple foods, has been increased significantly during the past two decades in response to the remarkable increase in per capita GNP. This trend will be continued during the fifth and the sixth five year economic development plan period beginning with 1982. The annual GNP growth rate will be 7.5% on the average during the next 10 years. It is greatly needed to estimate the demand for beef, pork, chicken egg and milk and to study the feasibilities of domestic production of livestock products for the formulation of adequate policies in order to equate the consumption and the production during the 1980s. So this study reviewed the possible changes in the food consumption patterns during the 1980s, estimated the demand for beef, pork, chicken, egg and milk by using empirical demand functions and finally made suggestions for the formulation of long term price stabilization policies for each livestock, poultry and dairy products through the equilibrium of the quantity of demand for and supply of the products. There are many factors affecting the demand for meats, but this study considered own price, prices of supplements and substitutes and per capita income as the independent variables in the demand equations. It was found that it's own price and income were most significantly affecting factors among others and the degree of substitution effects were remarkably different among the products. According to the meat demand derived in this study, per capita consumption of beef, pork and chicken in the base year 1982 was 11.2kg for total meat, 2.5kg beef, 6.0kg pork and 2.5kg chicken, 106 pieces egg, 15.1kg milk respectively, while those in 1991 were 19.3kg for total meat, 4.8kg beef, 9.6kg pork, 4.9kg chicken, 133pieces egg and 44.1kg milk. It is also predicted through this study that, when the level of production costs be maintained, the domestic production of pork and chicken will meet the demand for them during the fifth and sixth five year economic plan period. However, there will be chronic shortage of beef supply during the coming years. The annual import requirement will be 30,000tons to 40,000tons during the period. In order to stabilize the domestic livestock and poultry and dairy products market, the government should introduce measures to curb the increase in beef consumption by encouraging the consumption of pork and chicken. For this, the livestock production policy measures should be concentrated on : 1) the improvement of infrastructures of beef production by introducing advanced feeding and management technology, subsidies for the establishment of facilities and price support programs for farmers : 2) the development of dairy beef : 3) the reinforcement of the forecast systems for pork and chicken production and consumption.

• Journal of the Korean Dietetic Association
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• v.17 no.2
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• pp.176-189
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• 2011

The purpose of this study was to investigate the status of clinical nutrition services at various medical centers in Seoul, Korea. A questionnaire was distributed to the departments of nutrition at 44 hospitals in Seoul on July 2009. Nutritional screening carried out at a rate of 59.1% at the medical centers, and a significant difference was found according to the type of center, from 100% in tertiary hospitals to 18.8% in normal hospitals. On annual average, the numbers of inpatients, inpatients for malnutritional screening, inpatients with malnutrition, and inpatients for malnutrition management were 15,169.5, 10,870.9, 2,224.8, and 1,546.2, respectively. On average the group nutrition education was done 36.1 times/year for diabetes, 8.2 times/year for cancer, and 1.9 times/year for renal disease, and the numbers of participants 423.1, 95.1, and 31.5, respectively. On average the individual nutrition education of inpatients with diabetes was done 135.4 times/year for ordered-type, and 119.3 times/year for unordered-type, 106.2 times/year for paid-type, and 148.5 times/year for unpaid-type. The mean fee for education and counseling was the highest for peritoneal dialysis (73,090.9 won) but the lowest for heart disease (23,609.1 won). On average the individual nutrition education of outpatients with diabetes was done 234.6 times/year for ordered-type, and 2.5 times/year for unordered-type, 204.4 times/year for paid-type, and 32.7 times/year for unpaid-type. The mean fee for education and counseling was also the highest for peritoneal dialysis (63,500.0 won) but the lowest for heart disease (21,336.4 won). To implement more effective clinical nutrition service, a national medical insurance imbursement policy should be urgently instituted such that diseases left as unpaid are covered by health insurance, including all nutrition-related disease.

• Journal of Digital Convergence
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• v.15 no.8
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• pp.103-114
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• 2017

With the development of IT technology and the establishment of logistics infrastructure, online shopping market and online fresh food market are growing. The purpose of this study is to find a plan to activate Fresh Logistics through online shopping mall using BCG matrix and Importance Performance Analysis for online shopping companies. Firstly, the BCG matrix results Companies in 'cash cow', 'question mark', and 'dog' areas are in need of improvement. In order to improve this situation, it is necessary to activate the Fresh logistics market which is currently growing. Fresh logistics can be activated by investing in the maintenance and strengthening areas and key investment areas by minimizing the expenditure on the non-priority and excess areas according to the results of IPA. Therefore, it is expected that online shopping companies will be improved by activating online shopping market and online fresh logistics market.

• Journal of the East Asian Society of Dietary Life
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• v.19 no.5
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• pp.681-689
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• 2009

The purpose of this study was conducted to investigate the perception of Korean kimchi among Americans' living in different areas in the United States. A questionnaire was given to males 126 (40.4%) and females 186 (59.6%) residing in Illinois and California. The results were as follows: 86.0% of the participants answered that kimchi was Korean in origin, and 84.1% reported that they had eaten kimchi. Additionally, 56.8% and 52.3% of the respondents in Illinois and California had purchased commercial kimchi at home-made. Among the kimchi they had experienced, out of the total respondents, 92.4% had eaten baechu kimchi, 45.5% had eaten mu kimchi and 42.4% had eaten oi kimchi (When the responses from the residents of Illinois were evaluated: 100.0% of the respondents had eaten baechu kimchi, while 47.7% had eaten mu kimchi, and 40.9% had eaten bak kimchi. Evaluation of the responses of residents from California revealed that: 88.6% had eaten baechu kimchi, 45.5% had eaten oi kimchi, and 44.3% had eaten mu kimchi respectively). For evaluation of the their kimchi preference of the overall population revealed that, 71.0% preferred baechu kimchi, 9.2% oi kimchi, and 8.4% mu kimchi (Of the respondents in Illinois: 69.8% preferred baechu kimchi, 14.0% mu kimchi and 7.0% bak kimchi, while for Californians: 71.6% preferred baechu kimchi, 11.4% oi kimchi and 8.0% bak kimchi, respectively). Regarding the primary reason they purchased commercial kimchi, 64.9% responded 'its taste' (67.4% in Illinois and 63.6% in California), additionally, 40.0% stated of the package they purchased was 200g (51.2% in Illinois and 34.5% in California). After having eaten kimchi, 45.5% answer reported that it tasted good, and the their primary reason for liking kimchi was its, 'spicy and hot taste' (51.3%), The main reasons for not liking kimchi were the odor (garlic, ginger, anchovy juice, etc) and it being too spicy, respectively. Regarding improvements for its expanded consumption, 25.0% answered 'not to improve', 22.7% answered 'reduce the strength of the strong seasoning', and 20.5% answered 'to allow over-ripening'.

• Korean Journal of Environment and Ecology
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• v.26 no.2
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• pp.192-199
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• 2012

This study was to evaluate the application of microhistological analysis to collect information on food materials of korean water deer from september to October 2006. For microhistological analysis we extracted type-materials of 4 plant species ($Ipomoea$ $batatas$, $Rubus$ $coreanus$, $Glycine$ $max$, and $Pueraria$ $thunbergiana$) from fecal pellets of korean water deer ($Hydropotes$ $inermis$) and then made preparations of the fecal materials for microscopic analysis. The fecal preparations were compared with reference preparation under the microscope. In microscopic analysis of fecal preparations, we could identify the four plant species by the followings: tip shape and morphology of trichomes, epidermal cell, morphological composition and shape of stomatal apparatus, arrangement of long-cell, and distribution of crystals in cells. According to the comparisons of the preparations, the morphology of trichome, epidermal cell and stomata are similar between both preparations of the fecal pellets and the references, respectively. This methodology will contribute to understanding feeding behavior and behavioural ecology by climate change of other hervibores as well as korean water deers.

• Proceedings of the Korean Society of Crop Science Conference
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• 2017.06a
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• pp.353-353
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• 2017

Rice yield of South Korea in 2015 was the highest of the last 30 years. It is important issue to establish food policy whether the historically highest yield in 2015 can be continued or just one-off event. Therefore, it is necessary to understand whether such a high yield as 2015 will be reoccurred. The aim of this study was to find out what climatic factor affect rice yield and how often these climatic factor could occur. For this study, the yield monitoring data from National Institute of Crop Science, Rural Development Administration and the meteorological data provided by Korea Meteorological Administration are used to identify the weather conditions could cause high yield, and how often these conditions occurred in the past. Our results indicated that such as high yield as 2015 could occur only when the mean sunshine hours of July and the mean sunshine hours from the end of August to early September was more than 5.1 hours and 6 hours, respectively. Mean sunshine hour of July may be related to grain number. The mean sunshine hour from the end of August to early September was presumed to relate to grain filling ratio. The relationship between monthly mean temperature and yield or yield component was not clear in this study. In this study, any cycle of high weather condition was not found. Therefore, the probability of high yield weather condition was expressed by frequency. The frequency of the sunshine hour, could make high yield, were 8/35 (23%) over the past 35 years. And the frequency of two years consecutive sunshine hour condition, which could cause high yield, was 1/35 (2.9%). The frequency of recurrence of sunshine hour making high yield within the next 5 years or 10 years after high yield weather condition were 4/35 (11.4%). After all, the high yield as much as yield of 2015 could not be one-off event. But it was not also consecutive event.

• Journal of Korean Society of Forest Science
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• v.104 no.3
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• pp.495-502
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• 2015

This study intended to provide basic data required in establishing policies for improving the forestry management and the compensation standard for the loss from non-timber forest products by examining the cost of cultivating key medicinal herbs and the earnings from them to analyze the income. According to the income analysis on the cultivation of medicinal herbs, the average annual income per unit area of Adenophora triphylla var. japonica Hara was the highest as it recorded 14,233,000 won/10a and was followed by Pleuropterus multiflorus TURCZ. which recorded 4,121,000 won/10a, Gastrodia elata Blume 3,766,000 won/10a, Epimedium koreanum Nakai 3,537,000 won/10a, Atractylodes ovata (Thunb.) DC. 2,655,000 won/10a, Aralia continentalis Kitagawat 1,048,000 won/10a, Paeonia lactiflora Pallas 1,025,000 won/10a, and Bupleurum falcatum L. 919,000 won/10a. Compared with the income from major nuts and fruits analyzed in 2014, the average annual income per unit area for medicinal herbs was relatively higher. For Adenophora triphylla var. japonica Hara and Aralia continentalis Kitagawat, soots are used for food and the roots for medicine, it appears that it can become a new income source for the farming and mountain villages. Meanwhile, the price for Paeonia lactiflora Pallas is dropping due to Chinese imports, and also damage to the income from other medicinal herbs due to Chinese imports is expected with the implementation of Korea-China FTA in the future.

• Journal of Korean Society of Forest Science
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• v.101 no.3
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• pp.426-433
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• 2012

This study was carried out for preliminary feasibility review to consult forest farmer, to make policy and to search improvement for Ligularia fischeri forest farm. The survey for eight Ligularia fischeri forest farmer in Inje-gun was conducted. And the case study was conducted with computing labor input, gross margin, net margin in each planting stages, which is contented each cultivating stage from creating to harvesting. B/C ratio, Net Present Value and Internal Rate of Return were used for profitability analysis. The results applied 3% of discount rate showed IRR 48.6%, B/C ratio 1.5 and NPV 41 million KRW, which means high profitability. Forest farming is early step in Korean forestry so that standard methods of cultivation for that haven't established yet, and differences among farmers in productivity are being. Establishing organized methods of cultivation in each stages and being political supports are essential for income generation to forest households, supply of safe food and rest place for urbanity.

• Journal of the Korea Academia-Industrial cooperation Society
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• v.17 no.8
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• pp.502-507
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• 2016

The transition from a carbon economy based on fossil fuels to a hydrogen economy is necessary to ensure energy security and to combat climate change. In order to pursue the transition to a hydrogen economy while achieving sustainable economic growth, a preliminary study into the establishment of the necessary infrastructure for the future hydrogen economy needs to be carried out. This study addresses the economic and environmental interactions in a dynamic computable general equilibrium (CGE) model focusing on the economic effects of the introduction of renewable energy into the Korean energy system. Firstly, the introduction of hydrogen results in an increase in the investment in hydrogen production and the reduction of the production cost, ultimately leading to GDP growth. Secondly, the mandatory introduction of renewable energy and associated government subsidies bring about a reduction in total demand. Additionally, the mandatory introduction of hydrogen energy into the power sector helps to reduce CO2 emissions through the transition from a carbon economy-based on fossil energy to a hydrogen economy. This means that hydrogen energy needs to come from non-fossil fuel sources in order for greenhouse gases to be effectively reduced. Therefore, it seems necessary for policy support to be strengthened substantially and for additional studies to be conducted into the production of hydrogen energy from renewable sources.

• Journal of the Korea Academia-Industrial cooperation Society
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• v.13 no.1
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• pp.185-193
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• 2012

This study conducted surveys of 88 eldery people over 100 years in Gyeongnam on April to June, 2011 during 90 days. It was intended to find the factors of longevity, Activity Daily of Living (ADL), and Instrumental Activity Daily of Living (IADL). Major results of this study were as follows: The factors of longevity are getting enough sleep over than seven hours(95.5%), taking in less salty food (69.8%), optimism without even thinking about suicide (86.9%), nonsmoking habit (92%), and moderation in drink (86.4%). The most difficult part of Activity Daily of Living (ADL) is taking a bath, and that of Instrumental Activity Daily of Living (IADL) is taking a bus or subway alone. All items of ADL and IADL, female was higher than the male, but not statistically significant(p<0.05). Therefore, further study is expected to develop the supplementary policy to support the elderly people with declining to carry out physical activities. It is also expected to develop the public welfare programs and policies for the aged, allowing them to take responsibility and to participate as a member of the society.