• Proceedings of the Korea Society of Costume Conference
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• 2001.08a
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• pp.50-52
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• 2001

The main purpose of this study is to research ways for waste reduction in manufacturing, materials regeneration and clean production in apparel manufacturing in Taiwan, in order to achieve 3E: Efficiency, Economy and Environmental Protection. Specifically, this study hopes to address the following three areas: (1) To study the processing technologies which can turn apparel wastes to resources (2) To increase the efficiency in the use of energy and resources in apparel production (3) To establish a system for improving the recovery from unwanted apparel in Taiwan, in order to improve environmental protection and to reduce pollution.

• 대한생식의학회:학술대회논문집
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• 2000.02a
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• pp.229-234
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• 2000

Transgenic animal technology has provided new opportunities in many aspects of biotechnology and medicine during two decades. Several gene delivery systems including pronuclear injection, retroviral vectors, sperm vectors, and somatic cell cloning have been tried to generate new functional animals. In the future somatic cell cloning technology will be a major method in the transgenic animal production. Many factors enhancing overall transgenic efficiency should be overcome to facilitate the industrial applications of transgenic technology. Transgenic animal technology has settled down in some areas of the medicine, especially the mass production of pharmaceutical proteins and xenotransplantation. Thus, animal biotechnology will contribute to welfare of human being.

• Journal of the Korean Society of Surveying, Geodesy, Photogrammetry and Cartography
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• v.34 no.3
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• pp.283-290
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• 2016

Even though existing methods for orthophoto production in traditional photogrammetry are effective in large areas, they are inefficient when dealing with change detection of geometric features and image production for short time periods in small areas. In recent years, the UAV (Unmanned Aerial Vehicle), equipped with various sensors, is rapidly developing and has been implemented in various ways throughout the geospatial information field. The data and imagery of specific areas can be quickly acquired by UAVs at low costs and with frequent updates. Furthermore, the redundancy of geospatial information data can be minimized in the UAV-based orthophoto generation. In this paper, the orthophoto and DEM (Digital Elevation Model) are generated using a standard low-end UAV in small sloped areas which have a rather low accuracy compared to flat areas. The RMSE of the check points is σ_H = ±0.12 m on a horizontal plane and σ_V = ±0.09 m on a vertical plane. As a result, the maximum and mean RMSE are in accordance with the working rule agreement for the airborne laser scanning surveying of the NGII (National Geographic Information Institute) on a 1/500 scale digital map. Through this study, we verify the possibilities of the orthophoto generation in small slope areas using general-purpose low specification UAV rather than a high cost surveying UAV.

• Korean Journal of Agricultural and Forest Meteorology
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• v.13 no.2
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• pp.93-100
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• 2011

The study was conducted to investigate the correlation analysis between fruit quality and climatic parameters in grapevines. 'Campbell Early', one of the major grape cultivars, occupies more than 70% of cultivated areas in Korea. Recent research results have shown that the movement of cultivation area of fruit production resulted from the temperature increase. In this study, we investigated the relationship between fruit quality and climatic conditions in 13 major 'Campbell Early' grape producing areas (i.e., Sacheon, Jinju, Naju, Dangjin, Cheonan, Gimcheon, Yeongdong, Okcheon, Sangju, Suwon, Yeongju, Gangneung, Chuncheon, and Yanggu). The earliest and latest full blooming days of grapevines were ovserved on May 25 in Sacheon area and on June 7 in Yanggu area, respectively. At least 90 days are required for grapes to mature enough for the production of highquality fruits. The southern areas with less than 90 days of maturity period had difficulty in the production of good fruit. However, the areas with longer maturity period of 100 to 110 days produced grapes with with high sugar content and good coloring. The fruit qualities of 'Campbell Early' grapes are more closely related with temperature than other climatic factors. High temperature resulted in fruits with high acidity and delayed the coloration of the fruit skin in the southern area. The fruit skin was thin in the southern area and inclined to be thicker in the northern areas. Therefore, grape should be cultivated in regions with long maturity period to have high quality.

• Asian-Australasian Journal of Animal Sciences
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• v.5 no.2
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• pp.349-355
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• 1992

In order to explore feeding practices of large ruminants and methods followed in the rural areas, an exploratory survey was made during the period from January 1988 to January 1989 in eight different agro-ecological areas of Bangladesh in relation to the existing seasons and farmers' categories. The study shows what feeding practices varied (p<0.01) from area to area and season to season but not with the farmers' category. Considering the overall picture of feeding practices existing in the country, it can be observed that bigger proportion of farmers practiced stall feeding and tethering ($38.4{\pm}35.1$) followed by stall fed ($34.3{\pm}35.2$) and grazing or tethering ($17.3{\pm}26.7$). The figure with wider deviations indicates that farmers in the rural areas did not follow a smooth feeding practice, the system is rather a complex, heterogenous and a mere consequence of existing land use system. The results of feeding methods of by-product concentrates indicate that it also varied (p<0.01) from area to area but however, not with seasons and farmers' category. It is observed that bigger proportion of farmers fed concentrates to their animals mixed with water ($74.1{\pm}30.3$) followed by mixed with roughage and water ($10.3{\pm}13.3$) or fed alone ($5.6{\pm}14.2$). The method like feeding practice is also complex and heterogenous in the rural areas of Bangladesh. Hence, it is needed to develop a strategic feeding system and method identifying the problems associated with those.

• 한국신재생에너지학회:학술대회논문집
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• 2005.06a
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• pp.408-411
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• 2005

Solar fuel production technology using high-temperature solar furnace was briefly reviewed in this paper. 'Hydrogen' which is known to be the most promising energy carrier in the near future is to be generated environment-friendly from non-carbon resources. Combination of solar furnace operated by concentrated solar energy and high-temperature thermal reactions could be one of the most efficient ways to fulfill this need eventually. Various reaction mechanisms are feasible within a wide spectrum of solar fuel production technology, but intensive research efforts in related key areas need to be taken for successful development and commercialization of the technology.

• IE interfaces
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• v.20 no.3
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• pp.245-256
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• 2007

Toyota Production System (TPS) has been known a new production paradigm applicable to every type of manufacturing industry, not restricted to automobile assembly system. The basic framework of TPS has been studied and presented actively; many enterprises from all over the world including some of large domestic companies, have adopted and applied. This study analyzed the cases for TPS introduction and application process of LG Electronics and SAMSUNG Electronics, Semiconductor Division. On a different areas of business items, different strategic approaches are developed and implemented on a two comparable domestic companies. Key success factors for two companies are analysed, and some issues are also discussed.

• Journal of Technology Innovation
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• v.6 no.2
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• pp.54-79
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• 1998

Entering the 1990s, Korean economies experienced the high-cost and low-efficiency situation which evetually caused many Korean firms led to relocate their production facilities to lower labor cost countries. This paper aims to draw out the characteristics of FDI and to evaluate the impacts of FDI in manufacturing sectors. Firstly, we try to categorize the indutries into three groups, labor intensive, capital intensive, and the technology intensive industries figuring out the characteristics of FDI of Korean firms. Secondly, we compare the three categories by grouping high and low foreign investment areas using value added data. Thirdly, we analyse the impacts of foreign production relocation the number of firms, production volume and jobs creation in Korea during the period 1991-1996. This paper concludes that the FDI of Korean firms concentrates to labor intensive industry and the hollowing effect caused by FDI was observed partially in the labor intensive industry.

• Journal of The Korean Society of Agricultural Engineers
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• v.50 no.4
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• pp.51-58
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• 2008

Unit costs for energy production in bioenergy facilities are dependent upon both fixed cost for facility construction and operational costs including biomass feedstock supply. With the increase of capacity, unit fixed cost could be decreased while supply cost tends to increase due to the longer transportation distance. It is desirable to take into account biomass availability in planning bioenergy facilities. A cumulative curve relationship was proposed to relate biomass availability and cumulative products of biomass amount and transportation distance. Optimum size of gasification facilities was affected by collection cost, biomass cumulative relationship. Based on biomass availability of Icheon-City, optimum sizes were about $400kW_{th}$ for gas production, and about $200kW_{el}$ for power generation. Unit cost of bioenergy production could be substantially reduced by reducing collection cost through supplying biomass from diverse sources including land development areas where significant amount of waste wood is generated. When planning bioenergy facilities, however, biomass availability and spatial distribution are key factors in determining the size of capacity.

• The Journal of Fisheries Business Administration
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• v.44 no.1
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• pp.15-24
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• 2013

Recently the Korean court accepts two typies of fisheries damages caused by oil pollution.. One is the direct loss of fisheries production originated from pollution of oil spillover. The other is the indirect loss of fisheries production originated from governmental measure of restricting fishing activities because of safety of marine product of oil spillover areas. The paper tries to suggest the appropriated measure of oil pollution damages of hanging and floating netcage aquaculture fisheries using the court judgement for responsibility restriction on Herbei Spirit Case. The paper tries to compare the damge estimation method of floating netcage aquaculture fisheries with that of natural aquaculture fisheries using conventional theory of the population biology of living resources characterized with age distribution.