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        검색결과 494

        125.
        2017.04 구독 인증기관·개인회원 무료
        Insecticidal susceptibility of Western flower thrips, Frankliniella occidentalis, was investigated under laboratory and greenhouse conditions using commercial insecticides at their recommended concentrations. Neonicotinoid insecticides, especially acetamiprid SP, clothianidin SC, imidacloprid WP and thiacloprid WG were not toxic to F. occidentalis collected from horticultural crops. Excepting the insecticide of spinosin or pyrrole class, there was a little class of insecticides for the effective control of F. occidentalis in horticultural crop areas. Considering all the results in this study, spinosin insecticides including over 4 and 10% of spinetoram and spinosad, and pyrrole insecticide including over 5% of chlorfenapyr should be recommended for the effective control of F. occidentalis
        126.
        2017.03 구독 인증기관 무료, 개인회원 유료
        The aim of this paper is to illuminate some aspects of the Jeju 4.3 Grand Tragedy (the Jeju Tragedy) education and informing process. We hope to not only with these aspects show some aspects of moral origin of the Jeju World Peace Island movement, but to share a culture of peace with world citizens through world civilization education cross the Pacific at a local, national and global level. In addition bring liberty to the cause of national freedom of the SAM IL movement of 1919 in Korea. it actualizes itself as a peace buffer zone locally, nationally and globally through the “Jeju World Peace Island Treaty JWPIT,” based on international agreement of the Six Talks Nations because “it is believed that that they (Jeju islanders) will follow the pattern of the SAM IL movement of 1919 with the participants imbued with the spirit of sacrifice to life and liberty to the cause of national freedom (G-2 Summary Report)” as a moral origin of Jeju World Peace Island. Globally, one New Haven teacher has been working on an elective course called “The Power of Culture in a Multicultural World” in which to use social studies tools to investigate the meaning and importance of culture. Jeju offers an excellent opportunity to explore a culture that few New Haven students are familiar with. It will be for students to use the Jeju idea of turning troubles into opportunities, as a vehicle for addressing local issues” (“New Haven Learn- Teach Jeju 4.3,” New Haven Independent: March 29, 2017). Another New Haven teacher in his history class explains the different components of genocide. “Although the Jeju 4.3 events are not deemed genocide by the international community, using this as a lens to understand broader concepts seemed really exciting.” Jeju offers educators an opportunity to teach the curriculum but instead of gratuitous death and violence, there is a legacy of hope, healing, reconciliation and remembrance.” (Ibid, New Haven Independent: March 29, 2017). Locally and partially on the global level, “The Resurgence of Jeju 4.3 Social Healing Advocacy of “PETITION FOR A JOINT SOUTH KOREA AND UNITED STATES JEJU 4.3 INCIDENT TASK FORCE TO FURTHER IMPLEMENT RECOMMENDATIONS AND FOSTER COMPREHENSIVE AND ENDURING SOCIAL HEALING THROUGH JUSTICE” (March 27, 2014). The petition supports a combined solution to social healing for numerous survivors of Jeju 4.3. Based on interviews with members of the Jeju 4.3 Victim Family Association, 20% of them are now elderly and require expensive medical care and assistance. Many continue to suffer from psychological trauma (PTSD). It serves as a beacon of international peace in the same vein as May 24, 2015’s event, “Women Cross DMZ Demilitarized Zone.” Jeju itself aims to serve as a “Peace Buffer Zone” between the two Koreas among 6 Nations Talks within the framework of the Jeju World Peace Island Treaty, similar to Costa Rica. Never before has the need for a Peace Island in the region been so vital, with China stretching its reach across the ocean, and President Trump flexing his muscles against North Korea, the time has come for serious peacemaking, that is, prevention of conflict. It’s a real time to think about actualization of Jeju World Peace Island Treaty for Peace between two Koreas.
        4,000원
        127.
        2017.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
        The purpose of this study is two-fold: (1) to find context-specific motivational factors in Korean college contexts within the framework of Gardner’s integrativeness and Dörnyei’s (2005, 2009) L2 Motivational Self System; (2) to examine how those motivational factors explain motivated behavior. For this purpose, motivation data by 787 students was analyzed. The factor analysis revealed eight factors in Korean context: promotional instrumentality, bad learning experience, ought-to L2 self, integrativeness, elusive ideal L2 self, ethnocentrism, intercultural avoidance, and international posture. The regression analysis showed that four motivational factors, bad learning experience, ought-to L2 self, elusive ideal L2 self, and promotional instrumentality, significantly explained the participants’ motivated behavior. The findings indicate that there existed context-specific motivational factors which could better explain success of L2 in Korean EFL college contexts. The theoretical and pedagogical implications were provided at the conclusion.
        5,700원
        128.
        2016.12 KCI 등재 SCOPUS 구독 인증기관 무료, 개인회원 유료
        경주 방사성폐기물 처분시설은 향후 80만 포장물을 처분할 계획이며 다양한 처분방식 및 관리형태를 가진 복합계가 될 것 이다. 본 논문에서는 전체부지 처분용량(80만 포장물) 처분시설의 단계별 개발에 따른 영향을 평가하기 위하여 처분시설 종 합개발계획(안)에 따른 예비안전성평가를 수행하였다. 각 시나리오에 대한 안전성평가결과 처분시설의 성능목표치를 만족 하였다. 다만, 전체처분시설의 안전성 평가결과에 중준위 방사성폐기물로 인하여 1단계 동굴 처분시설이 가장 크게 영향을 미치므로 처분시설의 안전성 향상을 위하여 처분방사능량제한 설정 등 관리방안이 필요하다. Safety Case 단계별 구축을 통 하여 중·저준위 방사성폐기물 처분시설 종합개발 과정에서 인지된 불확실성을 저감하여 안전성을 증진 시킬 수 있을 것으 로 판단된다.
        6,400원
        129.
        2016.12 KCI 등재 구독 인증기관 무료, 개인회원 유료
        In recent years, the tourism experience of tourists has been impacted seriously with the increase in the number of tourists. Psychological Carrying Capacity (PCC) as an important part of Tourism Carrying Capacity (TCC), is an important criterion for measuring the quality of tourism experience. It is also an important and necessary means of tourism management. Daerungwon, as a symbol of the Gyeongju city, has not been studied on TCC. In this study, the number and the satisfaction degree of tourists in Daerungwon were investigated hourly. Then the mathematical relationship between the two variables was established with regression analysis method. Based on these, the study researched the change rules of the PCC in Daerungwon. The results showed that: (1) The satisfaction degree curve presented inverted “U” shape rather than monotonically decreasing shape with the increase of the number of tourists in Daerungwon. (2) When the instantaneous number of tourists is 193, the satisfaction degree of tourists is the highest. When the instantaneous number is 382, the descent speed of satisfaction degree is the fastest. The best PCC in Daerungwon is 1,198 persons per day. And when the number of tourists reached 2,372, the satisfaction degree will drop quickly. Finally the study verified the influencing factors of PCC from the view of tourists and put forward suggestions on management based on PCC research results. The achieved results can provide the references to the tourism management of Daerungwon.
        4,000원
        130.
        2016.12 KCI 등재후보 구독 인증기관 무료, 개인회원 유료
        This report describes the different responses to dapsone treatment in two cases of sterile nodular panniculitis (SNP). Two dogs were presented with ulcerative skin lesions, painful and erythematous papules, and nodules. History and physical examination revealed systemic signs such as pyrexia, lethargy, depression, and anorexia, in addition to ulcerated and ruptured nodules on the skin. The dermatological diagnostics included clear taping, trichogram, skin scraping, impression smears, fungal and bacterial cultures, and histopathology and special stainings of multiple punch biopsies obtained from the skin lesions. Based on the clinical and histopathologic findings, the absence of microbiological infection, and the positive response to immunosuppressive therapy, both the dogs were diagnosed with SNP. Although both dogs had been treated with various immunosuppressive drugs including prednisolone, cyclosporine, azathioprine, and triamcinolone, therapy was switched to dapsone due to recurrent dermatological signs and presumed steroidinduced hepatotoxicity. The clinical responses to dapsone were opposite in the two cases. In the first case, combination therapy with prednisolone and cyclosporine was effective in attenuating ulcerative lesions, while dapsone alone did not control the clinical signs. In contrast, in the second case, the therapeutic response to the common immunomodulatory drugs such as prednisolone, triamcinolone, and azathioprine was inadequate. Interestingly, dapsone alone was effective in controlling the clinical signs without causing undue side effects. Although the usefulness of dapsone for the treatment of canine SNP is unknown, it may be considered in mild to moderate cases of SNP when the use of steroids is not recommended due to its low efficacy or side effects.
        4,000원
        133.
        2016.10 KCI 등재 구독 인증기관 무료, 개인회원 유료
        Plant growth and development strongly influenced by light quantity and its spectral composition. Young tomato plants were cultivated in growth cabinets under artificial light provided by red and blue light emitting diodes(LEDs) during 12 hours, then plants were exposed to monochromatic ultraviolet, blue, green and red lights as an end-of-day(EOD) treatment during 4 hours to study their effect on plant growth parameters. EOD lighting from various LEDs increased total fresh and dry weights as well as assimilation area compared to those in control. Blue light increased stem height, internode length and stem diameter. Monochromatic UV-A light reduced stem elongation, highly increased stomatal conductance. Compactness and health index of young tomato plants were increased in UV-A and red light treatments.
        4,000원
        139.
        2016.10 구독 인증기관·개인회원 무료
        The sweet potato whitefly, Bemisia tabaci (Gennadius) and the western flower thrips, Frankliniella occidentalis (Pergande) are major insect pests that causes crop damage worldwide by piercing leaves, sucking sap and transmitting numerous plant viruses. A new strategy for IPM, the push–pull method uses a combination of repellent intercrops (push) and alluring trap plants (pull) to manipulate the distribution of insect pests and control their populations. So, we surveyed the responses of these pests of tomato to several plants in green house. Lavandula angustifolia, Petunia hybrid, Ocimum basilicum and Rosmarinus officinalis showed about forty-percent push response to F. occidentalis in tomato. However, Gypsophila paniculata attracted the F. occidentalis in tomato on the contrary. Pelargonium tomentosum showed about fifty-percent push response to B. tabaci in tomato. However, Mentha spicata and Gypsophila paniculata attracted the B. tabaci in tomato. The utilization technique of these plants should be more inspected in further study.
        140.
        2016.09 KCI 등재후보 구독 인증기관 무료, 개인회원 유료
        Rotaviruses are enteric pathogens causing acute watery dehydrating diarrhea in humans and animals. The importance of group C rotavirus (GpC-RV) infections has not been established as the studies on the GpC-RV have been hampered by the lack of an in vitro culture system. However, diarrheal diseases associated with GpC-RV have been gradually increasing worldwide. In this study, VP6 gene of bovine GpC-RV Korean isolate was expressed, and monoclonal antibodies (mAbs) against VP6 were produced and characterized. The VP6 gene was cloned and expressed based on a baculovirus expression system. Indirect fluorescence antibody (IFA), polymer chain reaction (PCR), and Western blot assays were used to confirm expression of VP6 gene synthesized by the recombinant baculovirus. Eleven mAbs against VP6 were produced using expressed VP6. Cross-reactivity of the mAbs was assessed with recombinant VP6 proteins from porcine GpC-RV and human GpA-RV, or different serotypes of group A rotavirus strains by IFA test. Some mAbs reacted with intact porcine GpC-RV Cowden strain as well as bovine GpC-RV VP6 recombinant baculoviruses, but not with human and animal GpA-RV strains. The VP6-specific mAbs might be useful to develop immunodiagnostic tests such as rapid diagnostic kit, IFA and enzyme-linked immunosorbent assay (ELISA) for detection of GpC-RV.
        4,000원