• Title/Summary/Keyword: habitat structure

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Comparison of Vegetation between Cutting Slope Revegetation Area and Adjacent Nature Area in Korea (절개사면 녹화지역과 인접 자연지역의 식생 비교)

  • Kang, Hee-Kyoung;Song, Hong-Seon;Cho, Yong-Hyeon;Park, Bong-Ju;Kim, Won-Tae;Shin, Kyung-Jun;Eo, Yang-Joon;Yoon, Taek-Seong;Jang, Kwang-Eun;Kwak, Moo-Young
    • Journal of the Korean Society of Environmental Restoration Technology
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    • v.15 no.6
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    • pp.79-89
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    • 2012
  • This study was compared to the differences in the habitat, species composition and community structure of revegetation and nature area in Korea. Plant number in plot of revegetation and nature area was 10.3 and 15.0 taxa, respectively, and coverage was 90.6 and 88.1%, respectively. Revegetation and nature area was very heterogeneous, due to low similarity index (0.38) and less common plants. Festuca arundinacea frequency (56.7%) was highest in revegetation area, and Oplismenus undulatifolius frequency (66.7%) was highest in nature area. Plant appearing of revegetation and nature area was 111 and 136 taxa, respectively. Herb appearing of revegetation and nature areas was 93 (83.3%) and 72 (52.9%) taxa, respectively, tree was 18 (16.2%) and 64 (47.1%) taxa, respectively. Plant communities of revegetation area was classified into Lespedeza bicolor, Indigofera amblyantha, Alnus sibirica, Festuca arundinacea, Eragrostis curvula, Miscanthus sinensis, Humulus japonicus, Setaria faberii, Rudbeckia bicolor, Pueraria lobata community. Plant communities of nature area was classified into Pinus densiflora, Quercus aliena, Quercus acutissima, Quercus variabilis, Quercus serrata, Castanea crenata, Pinus rigida, Robinia pseudoacacia, Populus tomentiglandulosa, Phyllostachys bambusoides community. Habitat, species composition and community structure of revegetation and nature area showed a large difference.

The Relation of the Species Number of Bird to the Urban Biotope Area in Seoul (서울의 도시 비오톱에서 면적과 조류의 종수와의 관계)

  • Chae, Jin-Hwak;Kim, Jung-Soo;Koo, Tae-Hoe
    • Korean Journal of Environment and Ecology
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    • v.17 no.4
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    • pp.375-382
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    • 2004
  • This study is conducted to investigate number of species in various habitat size in the area of urban biotope in Seoul from October to November in 2001 and from May to June in 2002. It is established that habitat size does not significantly affect the number of species in urban biotope. Thirty-two bird species were observed in 54 sites. Thirteen species of birds used sites of up to 1㏊, 29 species from 1 to 10 ㏊, and 8 species in the sites larger than 10㏊. We find that most of species appeared in size (1-10㏊), rather than in size (<1㏊, >10㏊). The cumulative number of species for a given cumulative area was consistently higher when small sites were added first. We think that this habitat size is the actual area to promote number of species within the urban area. Also, there was significant increase of number of species at biotope with water source and multiple vegetation structure. Therefore, if water resources and multiple vegetation structure is maintained, even small area can be helpful to the bird species promotion.

A Comparative Study on the Habitat of Abies koreana Wilson between Mt. Jiri and Mt. Halla

  • lhm, Byung-Sun;Lee, Jeom-sook;Kim, Moon-Hong;Kim, Ha-Song
    • Plant Resources
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    • v.3 no.2
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    • pp.138-147
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    • 2000
  • This examination of vegetation is conducted from June to Oct. 1999 through on the spot survey, centering on the habitat of Abies koreana around Imgeolryeong, Jangteomok, and Jeseokbong in Mt Jiri and Yeongsil path and Seongpanak path in Mt. Halla. Species composition tables of the Abies koreana community by altitude and slope in Mt. Jiri and Mt. Halla are made based on the community composition tables examined in quadrat. The Abies koreana-Saso quelpaertensis community in a west slope of Mt. Halla is found that Abies koreana of 4-6m in height forms subtree layer and that of 8-9m in height the tree layer and it reflects a difference between community structure by slope and main composition species. While the tree layer of Abies koreana community is 12-14 in height around the area of 1,290-1,560m above the sea of Imgeolryong and path from Baekmudong to Jangteomok, it is 8-12m in height in the area of 1,680-1,780m above the sea of path from Jangteomok to Jeseokbong. It means that community structure depends on area and attitude. This study finds out that commonly appearing composition species similar to coverage and presence are Lepisorus thunberianus, Quercus mongolica, Solidago virga-aurea var. asiatica, Ligularia fischeri, Carex lanceolata, Clintonia udensis, Magnolia sieboldii, Betula ermani, Acer pseudo-sieboldianum. As soil environment of surveyed area, pH of surveyed spots is similar in Mt. Jiri and Mt. Halla, electrical conductivity is higher in Mt Jiri, and contents of organic matter is relatively higher in a west slope of Mt. Jiri and Mt. Halla and lower in their south and west slopes. Contents of organic matter and total nitrogen show that the area of 1,550m above the sea in a west slope of Mt. Halla is some higher. For pH and contents of total nitrogen and organic matter, Mt. Halla is higher than Mt. Jiri but for electrical conductivity, Mt. Jiri is relatively higher than Mt. Halla.

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An Ecological Corridor Plan in an Urban Neighborhood Park - A Case Study of Noryangjin Neighborhood Park in Dongjak-gu, Seoul - (도심지역 산지형 근린공원내 도로에 의한 단절지역 생물이동통로 조성계획 연구 - 동작구 노량진근린공원을 대상으로 -)

  • Han Bong-Ho;Kim Jeong-Ho;Kim Jong-Sik
    • Journal of the Korean Institute of Landscape Architecture
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    • v.33 no.2 s.109
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    • pp.16-31
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    • 2005
  • This study was carried out to design a bridge-type ecological corridor plan in a forested neighborhood park affected by road construction in Dongjak-gu, Seoul. In order to study the site conditions, we analyzed topography, ecosystem structure, and user behavior and trail use. Existing vegetation was classified into 12 types. Based on a vegetation analysis, the Populus albaglandulosa and Robinia pseudoacacia communities, where planted species are dominant, were distributed extensively in the southern forest area. Planted areas with a single-layer structure of Korean landscape woody plants and Robinia pseudoacacia communities with a single-layer structure were distributed extensively in the northern forest and water-supply area. Based on a study of 28 quadrats, the similarity index between the multi-layer plant communities distributed in the southern forest and the single-layer planted areas was low. Twenty-four species of wild birds(355 individuals) were found in the survey area, including nine interior species and three urban species. The study of user behavior and numbers showed most users were walkers and few users were observed in the southern forest while most users were observed in the northern forest and water supply area. We selected some wild birds as model species to represent migrating species believed to use this park as an ecological corridor during migration. We suggested the new park plan include the following: improvement of vegetation structure for wildbird migration and habitat, connection of park trails for users and presentation of a landscape linked to nature.

A Study on the Dwelling Environment of Geumsan Apartment (금산지역(錦山地域) 공동주택(共同住宅)의 주거환경(住居環境)에 관한 연구(硏究))

  • Jung, Young-Kyoun;Do, Yong-Ho
    • Journal of the Korean Institute of Rural Architecture
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    • v.4 no.3
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    • pp.13-22
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    • 2002
  • Put by purpose to study about habitat of apartment house which is necessity of redevelopment that is not doing role of superannuation apartment house and worker apartment in the Geumsan county in this research. 1) social element : Legal element, surrounding environment 2) element construction enemy : Construction plan, building equipment, Construction structure Slump of economic structure Geum-san area apartment house and dwelling environment by deterioration of building are considered that need.

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