• Title/Summary/Keyword: Habitat Management

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Distribution Characteristics and Management Plan of the Wisteria Habitat (No. 176 natural monument) of Beomeosa Temple in Busan (부산 범어사 등나무군락지의 등나무 분포 특성 및 관리방안)

  • Lee, Chang-Woo;Oh, Hae-Seong;Lee, Cheol-Ho;Choi, Byoung-Ki
    • Journal of the Korean Institute of Traditional Landscape Architecture
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    • v.35 no.2
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    • pp.77-86
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    • 2017
  • A study on the population ecology of gregarious Wisteria habitat was conducted in Beomeosa temple, Busan. The area has been protected since it was designated as No. 176 natural monument in 1966. Such a large habitat of native wisteria (Wisteria floribunda DC.) in Korea is very rare so that it has a very high academic value. However, there are no high-resolution researches on the distribution and ecology of wisteria in the Gregarious Wisteria Habitat of Beomeosa Temple. The study aimed to identify the distribution and characteristics of wisteria populations in the Wisteria habitat. The study identified the distribution of Wisteria, RCC, the climbing direction, the plant and flora in the research area in the Gregarious Wisteria Habitat of Beomeosa Temple in Busan and the surrounding areas based on an on-site research. As a result, the total number of the wisteria populations in the research area was confirmed to be 1,158 and the RCC of wisteria was on average 69.0 mm (${\pm}45.5$) and in maximum 365 mm. In terms of the climbing direction, the number of wisteria that climbs clockwise or counterclockwise was determined to be 40. It was identified that there are 28 taxa of the climbing plant species and the wisteria of the same kind was the most favorable. The populations were found to be dispersed adjacent to the valleys, and were found to be maintained by constant disturbance. 76.6 % of the population was found to be distributed in the valley forest, and the Carpinus tschonoskii-Pseudosasa japonica forest, Pueraria lobata community and Pinus densiflora forest were found to be relatively dispersed. The study proposed to conduct the follow-up researches to preserve the wisteria that is spreading in this research area, the wisteria with the highest RCC and regional habitat through continuous monitoring; and maintain the protection area of No. 176 natural monument; and discussed the management measures and approaches that reflect the habitat.

Assessing the Willingness-to-Pay of a Scuba Diving Management in a Soft Coral Marine Protected Area (다이버를 대상으로 한 연산호(軟珊瑚) 서식 해양보호구역 다이빙 관리제도의 지불의사액 분석)

  • Kim, Miju;Oh, Chi-Ok;Nam, Jungho;Hong, Jong Ho
    • Ocean and Polar Research
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    • v.44 no.3
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    • pp.235-247
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    • 2022
  • A marine protected area (MPA) is a spatially designated section of the ocean where the biodiversity is high. Munseom MPA has a unique underwater landscape including soft coral, subtropical fish, and benthos, attracting many scuba divers. This paper intends to evaluate the willingness-to-pay (WTP) for the scuba diving management policy in the Munseom MPA. As a stated preference valuation method, a choice experiment was applied to assess divers' preferences with economic values for the policy. The attributes used in the study included zoning (temporal closure), conservation education, daily permit, soft coral area, and diving fee. We collected 333 questionnaires through online and field surveys and used 296 after excluding incomplete responses for the final data analysis. Study results show that a six-month closure, a decrease in soft coral habitat, and the diving fee were statistically significant. A positive coefficient with regard to the six-month closure variable indicates that divers preferred the policy, and the marginal willingness to pay (MWTP) was estimated to be KRW 8,637 per person per dive. The aggregate WTP of KRW 233 million was obtained by multiplying the MWTP by the number of visiting divers per year. When comparing the levels of recreation specialization, more skilled divers preferred the management option. The results of this study will help predict the priority of management measures and the levels of acceptability among divers when diving management is implemented in Korea in the future. This study suggests that marine environmental policies need to consider divers as one of the important stakeholders for marine conservation.

Issues and Trends concerning of Ecological Landscape Planning and Design with ESSD (지속 가능한 개발 및 생태조경분야의 연구경향과 과제)

  • 이명우
    • Journal of the Korean Institute of Landscape Architecture
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    • v.32 no.1
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    • pp.139-156
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    • 2004
  • All Papers on Ecological Landscape Degign in KILA from 1973 to 2003 are listed herein for finding research issues and trends. The emerging field of Ecological studies of landscape design is based on Landscape Ecology and Watershed Ecology, the Principles of which can be applied to surveying and evaluation, Planning and design, construction and management focusing preservation of wildlife habitat and niche. This field can be classified into six categories: 1. Sustainable site planning and index, 2. Ecological planning process and regulation, 3. landscape ecology and biotope map, 4. Watershed and eco corridor project, 5. Urban forestry and environment, and 6. artificial ground and restoration ecology. The following is the summary of the findings from Paper review: 1. Sustainable index shall be studied about more specified sites. Water recycling facilities, and reservation wet land need to be studied. 2. Policy and legislation research on Ecological design shall be researched by expanding of the application field. Nature park planning and management fields shall be considered as the main theme of green networking Parts. 3. Landscape Ecological studies should be connected to practical surveying data, e.g. the eco-maps published by Environment Ministry. Traditional culture and science should be joined with the modem science. 4. Eco-corridor planning will go with the scenarios and theories of watershed ecology. 5. Urban forestry shall be studied with the wildlife's behavior and habitat. 6. Restoration engineering techniques should be reconsidered with the wildlife's existence and environmental affiliation.

The Existing Conditions and Problems of Ecological Corridor in Korea - Focusing on Planting Species - (생태통로 식재수종의 현황 및 문제점 고찰)

  • Kim, Myoung Soo
    • Journal of the Korean Society of Environmental Restoration Technology
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    • v.8 no.1
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    • pp.17-26
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    • 2005
  • Ecological corridor is the facility to connect two habitats fragmented by roads, dam, housing and industrial area. Critics of faunal corridors have suggested that they are simply an untested application of unproved island biogeography theory. But, everyone agree that ecological corridor is important useful structural components that help animal movement in fragmented landscapes. There are 52 ecological corridors in Korea. We investigated 43 ecological corridors of these and recorded the size of corridor, planting species, management and growth condition. We compared planting species to nearby exiting vegetation species and structure. We found that there are no considerations for many aspects of planting, for example, planting species, structure, animal migration and behavior, surrounding vegetation etc. Expecially, It was ignored management of plants, difference of surrounding vegetation, lacks of diverse planting species and structure. We suggest planting the native species of tall tree, shrub and ground cover, edge planting for transitional space between road and natural habitat, planting for foraging and breeding of target animal, diverse layer vegetation, and open space of center for rapid animal dispersal.

Application of Mass Spectrometer-based Electronic Nose for Discrimination of Angelicae gigantis radix

  • Noh, Bong-Soo;Youn, Aye-Ree;Lee, Nam-Yun
    • Food Science and Biotechnology
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    • v.14 no.4
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    • pp.537-539
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    • 2005
  • Potential of mass spectrometer-based electronic nose to discriminate habitat of Angelicae gigantis radix was evaluated using 24 and 86 Korean and non-Korean samples, respectively. Loading plot(s) of principal component analysis of data measured through this system revealed difference between Korean samples (probability; 100%) and non-Korean ones (probability; 95.3%), suggesting this technique could be used as efficient method to differentiate habitat of A. gigantis radix.

Development of Evaluation Model on Greenspace for Sustainability of Site-scale Development Projects (단지규모 개발사업의 지속가능성 확보를 위한 녹지 평가 모형 개발)

  • 양병이;이관규
    • Journal of the Korean Institute of Landscape Architecture
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    • v.28 no.2
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    • pp.97-107
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    • 2000
  • This study aims to develop the model of evaluation on greenspace to increase the sustain ability of the planning and management for site-scale development projects. The results of this study can be summarized as follows: (1) The comprehensive principles of sustainable development projects were established, which include coexistence of man and nature, reflection of ecological principles, minimization of environmental pollution and damage, recycling and reuse of materials. (2) According to established principles, the evaluation criteria were classified into seven categories as follows: retention of ample greenspace, formation of greenspace as a habitat, species diversity of vegetation, consideration of indigenous plants, construction of green network, conservation of greenspace, and reuse of plant materials. (3) As a result of the analysis of questionnaire of experts, evaluation model was worked out with which we can evaluate environmental friendliness greenspace. And, the final evaluation indicators for greenspace are the rate of greeneries volume, securing habitat, indigenous plants, reuse of plant materials, and species diversity of vegetation, and the indicator of greenspace conservation.

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Forecasting Fish Communities in River Networks

  • Rashleigh, Brenda;White, Denis;Ebersole, Joe L.;Barber, Craig;Boxall, George;Brookes, Allen
    • Korean Journal of Ecology and Environment
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    • v.45 no.2
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    • pp.150-157
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    • 2012
  • Fish communities in river networks provide significant ecosystem services that will likely decline under future land use and climate change. We developed a model that simulates the consequences to multiple populations of one or more fish species-a meta-community-from multiple stressors across a river network. The model is spatially-explicit and age-structured, with three components: habitat suitability; population dynamics, including species interactions; and movement across a spatial network. Although this model is simple, it can form the basis of fisheries assessments and may be incorporated into an integrated modeling system for watershed management and prediction.

Ecological Characteristics of Sorbus commixta Hedl. Natural Populations in Mt. Chiri

  • Kim, Sea-Hyun;Han, Jin-Gyu;Chung, Dong-Jun
    • Korean Journal of Plant Resources
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    • v.20 no.6
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    • pp.570-578
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    • 2007
  • In order to investigate the basic vegetation information for the efficient management of the Sorbus commixta habitat in Korea, 31 plots in Mt. Chiri area were selected of which vegetation types were classified in phytosociological method and ecological characteristics were identified. As a result, the habitat was classified as S. commixta community group which was then subdivided to Prunus padus group and Picea jezoensis group. Prunus padus group was classified in Ainsliaea acerifolia subgroup and Magnolia sieboldii subgroup, while the Picea jezoensis group was classified in Rhododendron mucronulatum subgroup and Echinopanax horridum subgroup. Thus, the forest vegetation of S. commixta was classified in 1 community, 2 groups and 4 subgroups, and found to have 4 vegetation units in total.

CLASSIFICATION OF AQUATIC AREAS FOR NATURAL AND MODIFIED RIVERS

  • Cheong, Tae-Sung;Seo, Il-Won
    • Water Engineering Research
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    • v.2 no.1
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    • pp.33-48
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    • 2001
  • For the design of suitable aquatic habitats and habitat management purposes, sensitive descriptors for aquatic areas were identified and analyzed. The classification system of the aquatic areas were developed for natural streams and modified streams in Korea. Relationships among the descriptors of an aquatic area such as channel width, meander wave length, and arc angle have been defined. The analysis indicates that the total mean sinuosity is 1.25 for the main channels of natural streams, whereas the mean value of the sinuosity of modified streams is 1.14. The mean values of the total area, the width, and the length for the sandbars of natural streams are larger than those of modified streams.

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Habitat Selection and Management of the Leopard Cat(Prionailurus bengalensis) in a Rural Area of Korea (농촌지역 삵(Prionailurus bengalensis)의 서식지 선택과 관리방안)

  • Choi, Tae-Young;Kwon, Hyuk-Soo;Woo, Dong-Gul;Park, Chong-Hwa
    • Korean Journal of Environment and Ecology
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    • v.26 no.3
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    • pp.322-332
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    • 2012
  • The objectives of this paper were to investigate home range, habitat selection, and threat factors of leopard cats (Prionailurus bengalensis) living in rural area of Korea. The results based on radio tracking of three leopard cats (two males and one female) can be summarized as follows. First, the average home range of leopard cats were $2.64{\pm}1.99km^2$ (Kernel 95) and $3.69{\pm}1.34km^2$ (MCP 100), and the average size of core areas was $0.64{\pm}0.47km^2$ (Kernel 50). The home range of a male leopard cat that radio-tracked in winter was the largest ($5.19km^2$, MCP 100). Second, the Johnson's habitat selection model based on the Jacobs index showed that leopard cats preferred meadows and paddy fields avoiding forest covers at the second level, whereas they preferred meadows adjacent to streams and avoided paddy fields at the third level. Finally, roadkill could be prime threat factor for the cat population. Therefore, habitats dominated by paddy fields, stream corridors with paved roads, and human settlements with insufficient forest patches could threaten the long-term viability of leopard cat populations. Thus the habitat managements for the leopard cat conservation should focus on the prevention of road-kill and the installation of wildlife passages in rural highways adjacent to stream corridors.