• 제목/요약/키워드: Rare and endangered species

검색결과 262건 처리시간 0.027초

우리나라의 희귀 및 멸종위기식물 평가기준 선정의 필요성 (The Neccesity of Evaluation Criteria Selections for Korean Rare and Endangered Plant Species)

  • 김용식
    • 한국환경생태학회지
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    • 제8권1호
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    • pp.1-10
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    • 1994
  • 본 논문에서는 현행 우리나라의 희귀 및 멸종위기식물의 평가에 관한 몇 가지 문제점을 살피고, 이러한 문제점의 제시와 함께, 최근 I. U. C. N. 의 S. S. C. 에서 시안을 작성 중인 희귀 및 멸종위기식물에 대한 새로운 분류안에 대한 내용을 소개하였다. 본 시안에 의하면 멸종종, 자생지 멸종종. 멸종위기종, 위기종, 취약종, 민감종, 안전/저위험종, 자료 불충분종 및 미평가종 등 모두 9개 분류군으로 구분되어 있다. 본 시안이 더욱 다듬어지고 공식화되기 위해서는 앞으로 얼마간의 기간이 소요되리라 판단되며, 이 같은 움직임을 염두에 두고, 앞으로 우리나라의 희귀 및 멸종위기식물에 대하여 보다 구체적인 평가기준의 작성에 대해 관심을 가져야 할 것으로 믿는다. 아울러 새로이 도입된 몇 가지 용어의 우리말 번역에 대해서도 앞으로 충분한 검토를 거친 후에 통일을 기하는 것이 필요하다고 판단된다.

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Graphite Furnace Atomic Absorption Spectrophotometric Determination of Trace Horseradish Peroxidase Using Nanosilver

  • Jiang, Zhi-Liang;Tang, Ya-Fang;Wei, Lin;Liang, Ai-Hui
    • Bulletin of the Korean Chemical Society
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    • 제32권8호
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    • pp.2732-2736
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    • 2011
  • In pH 4.2 HAc-NaAc buffer solution, horseradish peroxidase (HRP) catalyzed $H_2O_2$ oxidation of nanosilver to form $Ag^+$. After centrifugation, $Ag^+$ in the supernatant can be measured by graphite furnace atomic absorption spectrophotometry (GFAAS) at the silver absorption wavelength of 328.1 nm. When HRP concentration increased, the $Ag^+$ concentration in the supernatant increased, and the absorption value enhanced. The HRP concentration in the range of 0.84-50 $ng{\cdot}mL^{-1}$ was linear to the enhanced absorption value (${\Delta}A$), with a regression equation of ${\Delta}A$=0.012C+0.11, correlation coefficient of 0.9988, and detection limit of 0.41 $ng{\cdot}mL^{-1}$ HRP. The proposed GFAAS method was used to detect HRP in waste water samples, with satisfactory results.

Vascular Plants of Hyangro-bong in Gangwon-do, Korea

  • Kwon, Mi Jeong;Han, Gab-Soo
    • Journal of Forest and Environmental Science
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    • 제31권2호
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    • pp.136-148
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    • 2015
  • Hyangro-bong is located on the northern side of the civilian access control line and therefore has gone through natural ecological succession without human interference. Currently, it forms a distinctive natural ecosystem in which rare wild animals and plants are various. It is located in the Baekdudaegan mountain system and plays an ecologically important role as a bridge that connects the Geumgang mountain and Seorak mountain. This study investigated the flora of the eastern parts, Forest Genetic Resources Reserve Area, of Hyangro-bong. A total of 363 vascular plants that belonged to 77 families, 206 genera, 310 species, 3 subspecies, and 47 varieties were found in the study area. Rare and endangered plants identified in this study included the critically endangered Swertia wilfordii and endangered Irisuniflora var. caricina. Furthermore, 4 vulnerable species, Hanabusaya asiatica, Codonopsis pilosula, Leontopodium japonicum, and Taxus cuspidata, were found. A total of 7 families and 14 taxa including Aconitum pseudolaeve and Clematis fusca var. coreana were confirmed as endemic plants. Naturalized plants belonging to 4 families, 11 genera, and 13 species were distributed along the Hyangro-bong forest roads.

월악산국립 공원의 식물구계학적 특성과 희귀 및 멸종위기식물종 (Floristic Characteristics and Rare and Endangered Plant Species in Woraksan National Park)

  • 임동옥;김용식;황인천
    • 한국환경생태학회지
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    • 제19권2호
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    • pp.112-118
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    • 2005
  • 월악산국립공원지역에 분포하는 식물 중에서 환경부 지정의 식물구계학적 특정 식물 종은 I등급에 29분류군, II등급에 12분류군, III등급에 II분류군, IV등급에 9분류군 및 V등급에 6분류군 등 총 68분류군을 확인하였다. 환경부 지정 멸종위기 야생 동$\cdot$식물 II급종은 솔나리와 망개나무 2분류군을 확인하였다. 산림청 지정 희귀 및 멸종위기 식 물은 고란초, 솔나리, 망개나무, 땅나리 , 천마, 쥐방울덩굴, 모감주나무, 흰참꽃, 미치광이 풀, 개불알꽃, 백작약 및 백리향 등 12분류군이었다.

Are the conservation areas sufficient to conserve endangered plant species in Korea?

  • Kang, Hye-Soon;Shin, Sook-Yung;Whang, Hye-Jin
    • Journal of Ecology and Environment
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    • 제33권4호
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    • pp.377-389
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    • 2010
  • Understanding the factors relevant to endangerment and the patterns of habitat locations in relation to protected areas is critically important for the conservation of rare species. Although 64 plant species have recently been listed as endangered species in Korea, this information has, until now, not been available, making appropriate management and conservation strategies impossible to devise. Thus, we collected information on potentially threatening factors, as well as information on the locations in which these species were observed. The potentially threatening factors were classified into seven categories. National parks, provincial parks, ecosystem conservation areas, and wetland conservation areas were defined as protected conservation areas. Korean digital elevation model data, along with the maps of all protected areas were combined with the maps of endangered plant species, and analyzed via Geographic Information Systems (GIS). Excluding the category of "small population", endangered plant species in Korea were associated more frequently with extrinsic factors than intrinsic factors. Considering land surface only, all conservation areas in Korea totaled 4.9% of the land, far lower than International Union for Conservation of Nature and Natural Resources (IUCN)'s 10% coverage target. At the species level, 69% of the endangered plant species were detected in conservation areas, mostly in national parks. However, this result demonstrates that 31% of endangered species inhabit areas outside the conservation zones. Furthermore, at the habitat level, a large proportion of endangered species were found to reside in unprotected areas, revealing "gaps" in protected land. In the face of rapid environmental changes such as population increases, urbanization, and climate changes, converting these gap areas to endangered species' habitats, or at least including them in habitat networks, will help to perpetuate the existence of endangered species.

설악산 국립공원 외설악의 멸종위기 식물 (Rare and Endangered Plants of Oesorak in Soraksan National Park)

  • 김용식;김선희;강기호
    • 한국환경생태학회지
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    • 제10권2호
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    • pp.205-210
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    • 1997
  • 1996년 5월부터 8월까지 2차례에 걸친 설악산 국립공원 외설악의 희귀 및 멸종위기 식물을 조사하였다. 이들은 대부분 등산로 주변에 위치하고 있으며, 식용 및 약용 등 인위적인 훼손의 우려가 많아 종 및 서식지 수준에서의 특별한 보호가 요구된다. 특히 설악눈주목은 개체수가 적고 생육상황이 좋지 못한 것으로 조사되었다.

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인천광역시 수목원 조성 기본계획 (Master Plan for the Incheon Metropolitan City Arboretum)

  • 조우;장종수;민성환;오강임
    • 한국조경학회지
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    • 제31권5호
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    • pp.96-107
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    • 2003
  • This study is to establish the Incheon Metropolitan City Arboretum Development Plan (IMADP) as a capacity building both for plant diversity conservation and nature friendly leisure activity areas of Incheon Metropolitan City, Korea. The arboretum planning area is located within territory of the Incheon Grand Park Based on the IMADP, the arboretum was divided into three display spaces; the Urban Greening Garden, the Rare and Endangered Plant Species Garden and the Theme Garden. Detailed planting guidelines were suggested according to the three garden areas. The Urban Greening Garden was designed to display the following three; the relevance techniques, the model, and the practical uses of plants that are regarded to an urban greening. The Rare and Endangered Plant Species Garden (REPSG) was planned for the collection and display of the rare and endangered native plants in the territories of Incheon and the island seashore. Also, the REPSG includes the education purposes of comparing and displaying taxonomically related plant species. The Theme Garden was projected for the collection and display of plant species that have long been familiar to Korean culture and which are also used in our daily life.

백두대간의 고남산과 시리봉 일대의 관속식물상 (Vascular Plants of Gonamsan and Siribong in the Baekdudaegan)

  • 김용식;임동옥;오현경;고명회
    • 한국환경생태학회지
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    • 제16권4호
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    • pp.345-358
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    • 2003
  • 백두대간 여원재~시리봉일대 중 고남산(846.5m)과 시리봉(776.8m)일대 2구간의 관속식물상을 조사한 결파 89과 193속 245종 44변종 6품종 총 295종류(Taxa)를 확인하였다. 또한 백두대간 권역의 한국특산식물과 산림청과 임업연구원(1997)의 ‘회귀 및 멸종위기식물을 조사한 결과 한국특산식물은 일월비비추. 죽대, 흘아비꽃대, 호랑버들, 할미밀망, 조팝나무, 나비나물, 태백제비꽃, 말채나무, 병꽃나무 총 10종류, 회귀 및 멸종위기식물종은 꽃창포, 태백제비꽃, 쥐방울덩굴 총 3종류를 확인하였다. 식물 서식처 조사 결과 위협요인으로는 등산객으로 인한 훼손, 관목림으로 인한 피압 등이었다.

Highly catalysis Zinc MOF-loaded nanogold coupled with aptamer to assay trace carbendazim by SERS

  • Jinling Shi;Jingjing Li;Aihui Liang;Zhiliang Jiang
    • Advances in nano research
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    • 제14권4호
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    • pp.313-327
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    • 2023
  • Zinc metal organic framework (MOFZn)-loaded goad nanoparticles (AuNPs) sol (Au@MOFZn), which was characterized by TEM, Mapping, FTIR, XRD, and molecular spectrum, was prepared conveniently by solvothermal method. The results indicated that Au@MOFZn had a very strong catalytic effect with the nanoreaction of AuNPs formation between sodium oxalate (SO) and HAuCl4. AuNPs in the new indicator reaction had a strong resonance Rayleigh scattering (RRS) signal at 370 nm. The indicator AuNPs generated by this reaction, which had the most intense surface enhanced Raman scattering (SERS) peak at 1621 cm -1. The new SERS/RRS indicator reaction in combination with specific aptamer (Apt) to fabricate a sensitive and selective Au@MOFZn catalytic amplification-aptamer SERS/RRS assay platform for carbendazim (CBZ), with SERS/RRS linear range of 0.025-0.5 ng/mL. The detection limit was 0.02 ng/mL. Similarly, this assay platform has been also utilized to detect oxytetracycline (OTC) and profenofos (PF).

백두대간 태백산, 함백산, 금대봉 및 매봉산지역의 관속식물상 (Vascular Plants of Taebaeksan, Hambaeksan, Geumdaebong(Peak) and Maebongsan in the Baekdudaegan)

  • 김용식;임동옥;오현경;신현탁
    • 한국환경생태학회지
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    • 제15권4호
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    • pp.293-318
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    • 2002
  • As one of the botanical hot spots of the Korean peninsula, the vascular plant species in the areas of Taebaeksan, Hambaeksan, Geumdaebong(Peak) and Maebongsan were summarized as 694 taxa, 89 families, 302 genus, 579 species. 102 varieties and 13 forms. Based on the list of rare and endangered plants from the Forest Research Institute and the Ministry of Environment, 22 species were recorded in the studied areas: Thuja koraiensis(Cupressaceae), Arisaema heterophyllum(Araceae), Disporum ovale(Liliaceae), Tricyrtis dialata(Liliaceae), Lilium distichum(Liliaceae), Anemone koraiensis(Ranunculaceae), Rodgersia podophylla(Saxifragaceae), Rosa marretii(Rosaceae), Viola diamantica(Violaceae), Viola albida(Violaceae), Echinopanax horridum(Araliaceae), Acanthopanax chiisannensis(Araliaceae), Lysimachia coreana(Prinmulaceae), Syringa velutina var. kamibayashii, Halenia corniculata(Gentianaceae), Partrinia saniculaefolia(Valerianaceae), Adenophora grandiflora(Campanulaceae), Cacalia pseudo-taimingasa(Compositae) Iris odaesanensis(Iridaceae), Leontice microrhyncha(Berberidaceae), Rpdgersia tabularis(Saxifragaceae), and Acanthopanax sentico년(Araliaceae), Among them the four species were recorded from the list of the Ministry of Environment. As most of the species were recorded from the mountain-trails, the long-term habitat monitoring for the species is required .