• Title/Summary/Keyword: land characteristics

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The Development of Modern Survey and the Characteristics of Survey Drawings in Early Modern Korea (대한제국기 근대적 측량의 도입과 측량도면의 성격)

  • Lee, Geau-Chul
    • Journal of architectural history
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    • v.19 no.6
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    • pp.187-208
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    • 2010
  • The purpose of this study is to understand the transition process of Korean architecture and urbanism from traditional state to modern state, by investigating the development of modern survey and the characteristics of survey drawings during the Great Han Empire (大韓帝國), the early modern Korea. The governmental efforts of the Great Han Empire to introduce a modern survey system named Gwangmu Land survey (光武量田事業) ended in failure. After the Russo-Japanese War (露日戰爭, 1904-1905), the Residency-General (統監府) held the hegemony of Korean Peninsula. It reintroduced a modern survey system for the survey of land and buildings all over the country and enforced the Land and Buildings Certification System (土地家屋證明制度). Since then, the land and buildings survey was propagated rapidly and the modern system for land use was gradually organized. With the progress of modern survey, the survey bureau of Cabinet (內閣) and Department of Royal Household (宮內府) created survey drawings that had some characteristics of colonialism. Takjibu (度支部) produced cadastral maps of major cities, with which the modern land system was developed. In addition, the Royal Property Bureau (帝室財産整理局) produced survey drawings of land and buildings owned by the Royal Household which were finally converted into modern facilities.

Area of Potential Arable Land Distributed on Hill side (개발가능지의 분포면적(分布面積))

  • Um, Ki-Tae
    • Korean Journal of Soil Science and Fertilizer
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    • v.11 no.4
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    • pp.235-245
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    • 1979
  • The land utilization of Korea composed about 22.7% of arable land, 66.9% of forest land and 10.4% for the rest like a house site, road, and lake etc. The ratio of arable land is too small as compared with forest land which is occuping two-thirds of Korea. The expansion of arable land by the reclamation will solve the food problems for increasing populations. First, we have to know the exact extents and distribution of reclaimable land but the reported total extent of reclaimable land in Korea is variable according to the authority which carried out the soil survey. The different reported data of reclaimable land is owing to the method and criteria of soil survey. 840,522ha in Land Capability Survey of the Farm Land Improvement Association and 321,203ha in the Forest Land Survey by the Office of Forest was reported but the Office of Rural Development said that total reclaimable land was 1,400,540ha including grazing and fruit land. To assume the extent of reclaimable land, the soil survey method and criteria of soil survey should be considered. It can be considered that the main reasons of less in extent of reclaimable land in the other authorities than the Office of Rural Development is due to the following. The grazing land and the fruits land are not included by the Farm Land Improvement Association and only relative forest is considered by the Office of Forest. The main purpose of soil survey carried out by the Office of Rural Development is to utilize land of Korea at most. The soil characteristics and potential productivity are considered in soil survey and the reported data was based on reconnaissance soil survey. The more accurate data will be find out by the end of 1979 when the detailed soil survey will be done. In selection of cropping system and management, the soil condition should be considered, because the soil characteristics of reslaimed land is less fertile than the arable lands.

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A Study on the Recognition Characteristics of the High School Students in Seoul about the Factors Influencing the Land Value (지가 형성 요인에 대한 서울시 고등학생들의 인식 특성 연구)

  • Shin, Yeong-Jae
    • Journal of the Korean association of regional geographers
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    • v.16 no.1
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    • pp.59-75
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    • 2010
  • This study analyzed on the recognition characteristics of high school students in Seoul about the factors influencing the land value. The results are as follows; First, when the factors influencing the land value was divided into 'the factors related with the publicly assessed land value' and 'the unrelated factors.' Students recognized that the former had more influence on the land value than the latter. Second, students recognized that 'the relative factors of land' had more influence on the land value than 'the absolute factors of land'. Third, as a result of checking how much five evaluation criterions influence on the recognition characteristics about the factors influencing the land value, the distance to major facilities had the most influence on the recognition, while the situation of land use had the weakest one. Among 13 factors, the distance from the convenience facilities was most influential and the shape of the land was least influential. Fourth, there was a gap between recognition of choosing the highest land value areas and the lowest land value areas and recognition of degree that the factor influencing the land value had an effect on the land value. Lastly, when the result of recognition about factors influencing the land value and the land value ranking was compared with the result of the co-relation between the land value and factors influencing the land value of the real region, either similar or different results were shown.

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Classification of rural villages based on Landscape Indices - Focusing on Landscape Ecological Aspects - (경관지수를 활용한 농촌마을 유형분류: 경관생태학적 접근)

  • Kim, Han-Soo;Oh, Choong-Hyeon
    • Journal of Korean Society of Rural Planning
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    • v.17 no.3
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    • pp.1-13
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    • 2011
  • This study aims to analyse the landscape ecological characteristics of 39 rural villages in Korea and classify them according to their characteristics. After producing a land-use map of rural villages, this study quantified the landscape ecological characteristics of the subject sites as 18 landscape indexes using Fragstats. By applying the landscape index as a variable, selecting 4 factor through principal component analysis and conducting a cluster analysis, it classified them into 3 groups. Rural villages of Korea have their unique types of land-use due to the influence of physical environment such as geography, climate and ecology as well as the social and cultural influence, and the characteristics of land-use can be analysed and classified using the landscape index, the quantified landscape ecological characteristics.

Characteristics on Land-Surface and Soil Models Coupled in Mesoscale Meteorological Models (중규모 기상모델에 결합된 육지표면 및 토양 과정 모델들의 특성)

  • Park, Seon K.;Lee, Eunhee
    • Atmosphere
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    • v.15 no.1
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    • pp.1-16
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    • 2005
  • Land-surface and soil processes significantly affect mesoscale local weather systems as well as global/regional climate. In this study, characteristics of land-surface models (LSMs) and soil models (SMs) that are frequently coupled into mesoscale meteorological models are investigated. In addition, detailed analyses on three LSMs, employed by the PSU/NCAR MM5, are provided. Some impacts of LSMs on heavy rainfall prediction are also discussed.

Impacts of Local Land Use on Individual Modal Choice

  • Yang, Hee Jin
    • Journal of Urban Science
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    • v.9 no.2
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    • pp.63-68
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    • 2020
  • In recent years, the planning of livable communities has emerged as a new paradigm. The concept of livable communities is related to both the spatial balance of working, playing, and living and the promotion of green modes of transportation, such as walking and biking. This study uses a disaggregate travel survey conducted by the Seoul Metropolitan Area in 2006. I applied a multi-level random intercept logit model to estimate the effects of land-use characteristics on the choice of green modes, holding a traveler's socio-demographic characteristics constant. The empirical results show that higher density and more mixed land-use development encourages people to walk and bike even when individuals have the same socio-economic characteristics. This paper demonstrates that land-use planning by itself can play a role in the creation of livable cities and the decline of greenhouse gas production.

Radiometric Characteristics of Geostationary Ocean Color Imager (GOCI) for Land Applications

  • Lee, Kyu-Sung;Park, Sung-Min;Kim, Sun-Hwa;Lee, Hwa-Seon;Shin, Jung-Il
    • Korean Journal of Remote Sensing
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    • v.28 no.3
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    • pp.277-285
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    • 2012
  • The GOCI imagery can be an effective alternative to monitor short-term changes over terrestrial environments. This study aimed to assess the radiometric characteristics of the GOCI multispectral imagery for land applications. As an initial approach, we compared GOCI at-sensor radiance with MODIS data obtained simultaneously. Dynamic range of GOCI radiance was larger than MODIS over land area. Further, the at-sensor radiance over various land surface targets were tested by vicarious calibration. Surface reflectance were directly measured in field using a portable spectrometer and indirectly derived from the atmospherically corrected MODIS product over relatively homogeneous sites of desert, tidal flat, bare soil, and fallow crop fields. The GOCI radiance values were then simulated by radiative transfer model (6S). In overall, simulated radiance were very similar to the actual radiance extracted from GOCI data. Normalized difference vegetation index (NDVI) calculated from the GOCI bands 5 and 8 shows very close relationship with MODIS NDVI. In this study, the GOCI imagery has shown appropriate radiometric quality to be used for various land applications. Further works are needed to derive surface reflectance over land area after atmospheric correction.

The Central Place Analysis with the Characteristics of the Distribution of the Land Price Using GIS (GIS를 이용한 지가분포특성에 따른 중심지분석)

  • Jung, Dae-Young;Kim, Sang-Soo;Kim, Kye-Hyun
    • Journal of Korean Society for Geospatial Information Science
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    • v.17 no.3
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    • pp.65-70
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    • 2009
  • To manage the urban land systematically, it is necessary to analyze the land price annually and correct the problems found by the annual land price analysis. The characteristics of the distribution of the land price and the grip of the central place using GIS can be used as the useful fundamental data for the urban planning and its management mechanism. In this study, the central place measurement, the distribution map and the isarithmic map is analyzed based on the individual notification land price and also its relationship with the central place is analyzed in case study area, Daejeon city.

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The Analysis of the Effect of Spatial Variability in Land Use and Pollutant Source on the Stream Water (유역에서 토지이용과 오염원자료의 공간적 변화가 하천수질에 미치는 영향 분석)

  • Jung, Kwang-Wook;Lee, Seung-Jae;Lee, Sang-Woo;Han, Jung-Yoon
    • Korean Journal of Ecology and Environment
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    • v.40 no.1
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    • pp.40-49
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    • 2007
  • For effective watershed management, we must understand the complex and dynamic relationships of land uses and water quality. Despite numerous studies investigated the relationships between water quality and land use, there are increasing concerns on the geographical variation and lack of spatial integrations in previous studies. We investigated the relationships between land use and water quality characteristics in the Hwa-Sung estuarine reservoir watershed in Korea, which has spatially integrated land uses. The spatial variations of these relationships were also examined using zonal analysis. Water quality parameter were correlated positively with residential and forest and negatively with paddy and upland especially during base flow in the near buffer zone. During storm flow, correlation between land use and water quality was less apparent. Population and livestock density was correlated well to water quality parameter than just number of population and livestock. Relationships across zones, distinguished by distances from streams, were inconsistent and erratic, suggesting that the relationships between remote land uses and water quality may be affected more significantly by sub-basin characteristics than by the land use itself. The watersheds studied are mainly non-urban and their land uses are similar to typical watershed of other estuarine reservoirs, therefore, the correlation developed in this study might be helpful to manage other watersheds of estuarine reservoir. This methodology could be applied to other areas where the watershed characteristics are not significantly different from the study area.

A Study on Land Suitability Factors and Their Weights (토지적성평가의 지표추출 및 지표별 가중치 분석방법 고찰)

  • 채미옥;오용준
    • Journal of the Korean Geographical Society
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    • v.38 no.5
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    • pp.725-740
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    • 2003
  • The National Land Planning and Use Law Act at the beginning of 2002, introduced Land Suitability Assessment System(LSAS) in order to mitigate conflicts between development and conservation needs for land. LSAS is to assess land characteristics according to its physical, locational, and environmental characteristics, and then to classify it into several categories based on its usability. This study aims to review the factors to determine the suitability of the land and their weights. Land suitability is determined by a variety of factors, such as land-surface slope and altitude, the type of land use in neighboring areas, accessibility to public facilities and existing developed areas, and ecological characteristics of the land. This article analyzed these factors and their influences by using the Delphi survey and Analytic Hierarchical Process. One of the most influential factors on the development suitability of land is the distance to developed areas and public facilities. On the other hand, the slope and altitude of the land have comparatively low influences on the land development. The coverage of prime cultivating land of the neighbouring region and slope of the land are analyzed as important factors on the agricultural suitability of the land. The ecological features and the ratio of conservation area in the neighbourhood are counted as the most important factors in determining the land for conservation. This article tested these factors and their weights in assessing land suitability of land as a case study.