• 제목/요약/키워드: arthropod

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그로테스크의 특징을 활용한 패션 일러스트레이션 연구 (A study of fashion illustration applying grotesque characteristics)

  • 허승연
    • 한국의상디자인학회지
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    • 제21권1호
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    • pp.35-45
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    • 2019
  • This study was initiated to add value to fashion illustration as a genre of plastic art, as its importance as a progressive visual art is growing. The research purpose is to analyze characteristics of Grotesque, a subculture that emerged from the challenges and problems of groups which deviated from social and cultural trends, and to develop fashion design illustration utilizing the characteristics unique to that subculture. As a method of research, this study examined the characteristics and expression methods of Grotesque, which appeared in fashion literature, referenced a prior study of Grotesque, and developed fashion design illustration using Grotesque as a based. The result of this study are as follows. First, the characteristics of Grotesque that are applicable to fashion illustration were derived as 'evil, aversion, playfulness, heterogeneity, and abnormality'. Second, the expressive elements of Grotesques, reflecting the beauty of ugliness, present a methodology for developing new and creative fashion design illustrations. Third, it was found that Grotesque fashion illustration is a visual tool that is suitable for expressing the problematic origins of human existence, values, alienation, and social chaos. Fourth, 'arthropod' motifs were identified as a suitable theme for extracting the newly integrated Grotesque images through the process of contradiction and confrontation between humans and objects. Fifth, the Grotesque fashion illustrations could be understood in terms of plastic arts, and could provide a gateway to rediscovering human dignity. Based on the finding, we expect that creative design thinking and development that combines the motifs of various themes and Grotesque's expressive methods will proceed more deeply and specifically.

유기재배와 관행재배 사과원 내 지표 배회성 절지동물 군집에 대한 잡초 관리의 영향 (Influence of Weed Management Practices on Ground-dwelling Arthropod Assemblages in Organic and Conventional Apple Orchards)

  • 김지원;정철의
    • 한국응용곤충학회지
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    • 제60권1호
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    • pp.105-114
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    • 2021
  • 초식, 포식, 분해 등 생태학적 서비스를 제공하는 지표 배회성 절지동물은 사과원의 중요한 구성 요소이며, 이들의 군집에 영향을 미치는 잡초는 유기재배와 관행재배 사과원에서 다르게 관리된다. 잡초 관리와 관련된 과수원 관리가 지표 배회성 절지동물의 풍부도와 다양도에 미치는 영향을 평가하기 위해 3년간 연구를 수행하였다. 대부분의 절지동물은 상위분류군과 섭식 기능군으로 분류하였으며, 딱정벌레류는 종 수준으로 분류하였다. 지표 배회성 절지동물의 주요 우점군은 딱정벌레목으로 나타났다. 초식자와 포식자의 풍부도는 유기재배 사과원에서 높은 결과를 보였으며, 딱정벌레류의 풍부도와 다양도 또한 관행재배 과원보다 유기재배 사과원에서 높은 결과를 보였다. 거미목, 딱정벌레목 또는 딱정벌레류의 풍부도는 잡초 관리 빈도와 음의 상관관계를 보였다. 지표 배회성 절지동물은 농업 시스템보다 잡초 관리에 영향을 더 많이 받는 것으로 나타났다.

New Record of Arctoseius cetratus (Sellnick, 1940) (Mesostigmata: Ascidae) Phoretic to Sciarid Fly from Mushroom Culture in Korea

  • Keum, Eunsun;Kang, Mingu;Jung, Chuleui
    • 환경생물
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    • 제33권2호
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    • pp.209-214
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    • 2015
  • The Mesostigmata is an order of Subclass Acari either parasiting to diverse invertebrates or free-living predatory in terrestrial ecosystem. Phoresy is one of the unique behaviors of wingless arthropod dispersal by attaching winged arthropods. We collected mites attached on the dorsal part of abdomen adult sciarid fly, from mushroom culture. The mites were identified as Arctoseius cetratus Sellnick, 1940 in the family of Ascidae. Arctoseius cetratus has short J2, Z1, Z2, and S1, S2 setae, not reaching the bases of following setae. Posterior half of dorsal shield with longitudinal garland of puncta between J and Z setae, peritremes extending anteriorly to midlevel of coxaII. The genus Arctoseius and species Arctoseius cetratus are the first record in Korea. We provided the detail description of the species including the identification key in the family with some ecological notes.

서울대 광양연습림내 토양 미소 절지동물에 관한 연구 - 2. 개체군밀도와 생물량 (Soil Microarthropods at the Kwangyang Experiment Plantation(2. Population Density and Biomass of Soil Microarthropods)

  • Kwak, Joon-Soo;Park, Seong-Sik;Kim, Tae-Heung
    • The Korean Journal of Ecology
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    • 제12권3호
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    • pp.183-190
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    • 1989
  • This study was carried out to investigate the population density and biomass of soil microarthropods in the forests with different flora. soil microarthropods of 29,475 individuals were identified into 6 different classes, and 18 different orders. Acarina were the most numerous with abundance of 74.8% followed by 17.9% of Collembola, comprising 92.7% of arthropod fauna. Similar dominance of the two groups was found also in biomass although the level reaching no more than 63.9%. The A/C ratio in the broad-leaved forests are higher than that in the coniferous forests.

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Getah Virus에 대한 국내말의 항체보유상황 (Serological Survey of Horses in Korea for Evidence of Getah Virus Infection)

  • 이영옥;허영;김용희;설동섭
    • 대한수의학회지
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    • 제26권1호
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    • pp.93-96
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    • 1986
  • The prevalence of antibody to Getah virus was serologically followed among those horses in Korea. Blood samples were taken from 575 horses in February and 462 horses in September, 1985. Overall percentage of horses with seropositive to Getah virus was 37% in February and 47% in September. The data suggest that the Getah virus infection is endemic in Korea and the increase in prevalence may be associated with the seasonal activity of arthropod vectors. This entails preventive precautions of the horses against this viral infection before the entry into Korea.

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Description of Two Wolf Spiders (Araneae: Lycosidae) from Korea

  • Yoo, Jung Sun;Lee, SueYeon;Lee, Joon-Ho;Im, Jae Seong;Kim, Seung Tae
    • Journal of Forest and Environmental Science
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    • 제30권1호
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    • pp.30-35
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    • 2014
  • Arctosa yasudai (Tanaka, 2000) and Pardosa isago Tanaka, 1977 belonging to Lycosidae were captured by pitfall trap in rice field and apple orchard during the intensive survey of arthropod fauna of agricultural ecosystem in Korea. Taxonomic descriptions for two species are presented with diagnostic illustration.

First Record of a Hyalid Species, Protohyale pumila (Crustacea: Amphipoda: Hyalidae), from Korea

  • Shin, Myung-Hwa;Kim, Won
    • Animal Systematics, Evolution and Diversity
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    • 제28권4호
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    • pp.312-316
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    • 2012
  • A hyalid amphipod, Protohyale pumila (Hiwatari and Kajihara, 1981), collected from Jeju Island is reported for the first time in the Korean fauna. The species is characterized by the presence of a short apical spine on the palp article 4 of maxilliped, a distinctly large and blunt cusp on the propodus of male gnathopod 1, and a distal truncate process on the palm of male gnathopod 2. Herein, the present species is described and illustrated. Korean hyalid amphipods now are composed of four species belonging to three genera. Voucher specimens were deposited in the Marine Arthropod Depository Bank of Korea, Seoul National University.

Endocrine Disruptors in Developing Embryo on Daphnia magna

  • Kim, Pan-Gyi;Hwang, Seong-Hee
    • 한국환경보건학회지
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    • 제28권4호
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    • pp.17-22
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    • 2002
  • In crustaceans, as in other arthropods, the molt cycle and the physiological process of growth are controlled by molting hormones (MH) which are steroid hormones, the ecdysteroids. Ecdysteroids are major arthropod hormones which control both development (embryonic and larval molts, metamorphosis) and reproduction. The purpose of the present study was to evaluate both fenarimol and methoprene for embryotoxicity to daphnids. The embryotoxicity associated with each compound was assessed to discern whether the embryotoxicity of methoprene might be due to ecdysone agonist and the ecdysone antagonistic effects of fenarimol on Daphnia embryo. Exposure of daphnids for three weeks to 50 M methoprene resulted in a significantly high incidence of offspring that exhibited general toxicity. This exposure concentration had significant effects on the overall number of embryo death. However, exposure to 3 or 1 $\mu$M fenarimol were no significant effects on the embryo toxicity. The incidence of both of these toxicity increased with methoprene exposure. This observation suggest that methoprene showed embryonic general toxicity during embryo development, while, only fenarimol showed weak general toxicity with early stages of embryonic development.

농업유역의 생태환경 모니터링 기법 연구 (Monitoring of Agro-Ecological Environments at Small Watershed)

  • 박승우;윤광식
    • 농촌계획
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    • 제2권2호
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    • pp.91-102
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    • 1996
  • Monitoring techniques for afro-ecological environments were studied, Hydrologic and ecological components in conjunction with water quality were monitored in the Balkan watershed. The hydrologic monitoring program consists of four water level gauging stations along creeks and stream at the watershed having 26.5 km2. Stage - storage relationship of reservoir, rainfall amount of the watershed, and rating curve of the stream gauging stations were established. Soil type, land use, hydrologic soil group, population and economic activities within the watershed were surveyed. Water quality data from the streams were sampled weekly and chemical analysis was conducted. Temporal variations of water quality were investigated and water quality map of each reach of stream was made to identify spatial variations. Seasonal and spatial variations of vegetation densities along stream in the watershed were investigated using grid, Density variations of insect species such as arthropod, flying insect, spider spices, rice insects were also monitored to determine seansonal surveying density. These monitored data will be used to develop monitoring techi%ues and afro - ecological environment models.

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Redescription of Veigaia tibbetsi Farrier, 1957 (Acari: Mesostigmata: Veigaiidae) based on the specimens found from the Korean Peninsula

  • Keum, Eunsun;Jung, Chuleui
    • Journal of Species Research
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    • 제8권2호
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    • pp.233-237
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    • 2019
  • Mites in the family Veigaiidae, order Mesostigmata, subclass Acari are widely distributed in subsoil habitats. They are mostly free-living and predaceous on small arthropod eggs and larvae, and prefer habitats with rich organic matters including litter and humus layers of forest soil. The genus Veigaia Oudemans, 1905 of the family Veigaiidae (Acari: Mesostigmata) is one of the ubiquitous genera from the Holarctic Region. Until now, only two genera and five species of the family were recorded from Korea. Here we provide a report of the species Veigaia tibbetsi Farrier, 1957 with detailed redescription. Even though V. tibbetsi had appeared in some ecological literature, this is the first record of this species in Republic of Korea. This species was mostly found from pine forest(Pinus densiflora) of northeastern mountainous parts of the Korean Peninsula, in Gangwon and Gyeongbuk Provinces. We provided some ecological characteristics of the family Veigaiidae, which will help to further exploration of acarine biodiversity.