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      • 忠北地域의 배추좀나방 系統에 대한 殺蟲劑에 관한 硏究

        金舜燮,李炯來 충북대학교 농업과학기술연구소 1993 農業科學硏究 Vol.10 No.2

        The experiment was carried out by the spray method to investigate the insecticidal resistance of the susceptible and the collected strains of the diamondback moth, DBM(Plutella xylostella L.)in Chungbuk Province. The results are summarized as follows. 1.In Chlorpyrifos, the LC50 values(ppm) of the susceptible(s-strain), Cheongwon, Ockcheon, Boeun, Jungwon, Koesan, Yeongdong and Jewon strains were 11.5, 18.2, 39.8, 42.2, 141.6, 154.0, 173.8, and 224.9, respectively. The resistance of the Jewon strain was 19.6 times greater than that of the s-strain. 2.In Methomyl, the LC50 values(ppm) of the susceptible, Cheongwon, Boeun, Jewon, Koesan, Jungwon, Ockcheon and Yeongdong strains were 0.94, 57.1, 83.0, 97.4, 148.6, 240.8, 286.9 and 512.4, respectively. The Yeongdong strain showed the highest resistant level among the collected strains. The LC50 values of the Yeongdong, Ockcheon, Jungwon, Koesan and Jewon strains were at least 100 times greater than that of the s-strain. 3.In Carbaryl, the LC50 values(ppm) of the susceptible, Ockcheon, Boeun, Koesan, Yeongdong, Jewon, Cheongwon, and Jungwon strains were 36.3, 69.6, 141.3, 256.3, 269.9, 884.9, 2224.8 and 34 14.3, respectively. The LC50 values of the Jungwon strain was 94.1 times greater than that of the s-strain. 4.In Deltamethrin, the LC50 values(ppm) of the susceptible, Boeun, Ockcheon, Cheongwon, Yeongdong, Jewon, Jungwon, and Koesan strains were 9.3, 23.8, 30.9, 31.4, 52.0, 55.9, 67.4 and 99,6, respectively. The LC50 value of the Koesan strain was 10.7 times greater than that of the s-strain. 5.In Fenvalerate, the LC50 values(ppm) of the susceptible. Yeongdong, Jungwon, Boeun, Cheo-ngwon, Koesan, and Jewon strains were 9.7, 44.4, 72.1, 78.5, 92.0, 186.8 and 245.1, respectively. The LC50 value of the Jewon strain was 25.2 times greater than that of the s-strain. 6.In Cartap, the LC50 values(ppm) of the susceptible, Ockcheon, Koesan, Yeongdong, Jungwon, Boeun, Jewon, and Cheongwon strains were 18.5, 24.3, 25.8, 119.3, 128.5, 130.2, 132.6 and 384.0, respectively. The LC50 value of the Cheongwon strain was 20.7 times greater than that of the s-st-rain.

      • 韓國語의 鼻音化에 있어서 規則順 매김과 英語誤諺音

        金淇燮,沈舜植 慶尙大學校 1981 論文集 Vol.20 No.2

        Koreans mispronounce English words by the misapplication of Korean Phonological Rules to English words. Among the mispronunciations of them those by the misapplication of Korean Nasalization Rule is typical. The present study attempts to clarify the rule ordering of Korean Nasalization Rule through analysis and interpretation of the phenomena shown in the mispronunciation of English words. Many Korean Phonologists like Hur, C. W. Kim, Kim Renaud argue that n-lateralization Rule: n→1% 1 is phonitic and natural and obligatory, while/??/to [??] is sometimes made through analogy (which argumentation is slightly dealt by Hur.) In this study the efforts are made to prove that 1→n/n is no less natural than 1→n/??-. The naturalness and plausibility of Nasalization, 1→n/n- in Korean is studied, analyzed and interpreted from the view-point of, 1) Hyman's argumentation of 'ease of articulation': [+lat] after/n/is to be easily assimilated to [n] which had the same distinctive features [+ant], [+cor] that the preceding/n/has, just as after/m/or/??/, 2) Surface Phonetic Constraints by Shibatanni and other phonologists that in word initial or after consonant Sino-Korean/1/is changed to [n]: 1←n/??#-, and, 3) Stampe's argumentation of processes and rules in his Natural Phonology, Accordingly in 1-Nasalization Rule argued by many phonologists is 1→n/n-coucluded to be included, while so far they have only regarded 1→n/??#- as not occurring in case of C being n. Therefore, rule ordering of Korean Nasalization should be made: n-Lateralization 1-Nasalization(where SPC 1→n/n-should be added) Plosivization Stop Nasalization with both examples given in mispronunciations of English words and those in Korean. However, those examples in Korean should be words of free morphemes, but not of bound ones. In the end, comparison of English words with i-Epenthesis in English words makes a serous suggestion that the latter lets Koreans commit fewer errors in pronunciation of English words as shown in 'hopeless' : 3 errors by 3 factors p→m, 1→n, i-Epentiesis in/houpilisi/to [houmnisi] vs. 2 by only one factor i-Epenthesis in/houplis/to [houpillsi].

      • 감꼭지나방 생태적 특성 및 방제약제 선발

        김정화,김길하,조수원,박은철,김순섭,황태구,최상기 충북대학교 첨단원예기술개발연구센터 1999 연구보고서 Vol.4 No.-

        경남지역과 충북지역 감나무의 재배, 해충 방제실태를 농가 방문하여 설문조사 한 결과 감 재배경력은 경남지역이 평균 10년이며, 충북지역은 평균 5년 정도이다. 감 재배 주수는 대다수 농가가 20주 이상이고, 재배관리에 대하여 자문을 받는 곳은 농업센터나 농약사 및 연구소 등이었다. 김 품종은 경남지역에서는 부유와 서촌조생, 충북지역에서는 등시와 월하 등을 재배하고 있었다. 시비종류는 이른봄 에 퇴비나 복합비료를 주었고, 감나무 생장 중 열매나 저장 중 열매에 발생하는 해충이 발견되었다. 해충방제를 위해 살충제를 살포하고 있는데 주로 감꼭지나방, 진딧물, 잎말이나방 및 깍지벌레 등으로 파마치온, 파단, 코니도, 신파마치온, 수프라사이드 등을 살포하였다. 감꼭지나방(Stathmopoda masinissa)의 발육생태를 조사하기 위하여, 감꼭지나방을 야외에서 채집하여 온도±1℃, 광주기 16L:8D, 상대습도 50~60%에서 실내 사육하였다. 각 층태별 기간은 알 7.4일, 유충기간 34.7일, 용 15.5일이었다. 각 령기간은 1령 3.5일, 2령 4.2일, 3령 5.2일, 4령 6.5일, 5령 15.4일이었으며, 특히 유층의 두폭을 측정하여 평균한 결과는 1령 0.20mm, 2령 0.40mm, 3령 0.65mm, 4령 0.87mm, 5령 1.07mm일 이었다. 성충의 수명은 수컷이 6.2일, 암컷이 10.1일 이었다. 용화율은 68.0% 우화율은 59.9%이었다. A survey in Kyungnam and chungbuk areas revealed that the average number of years for persimmon tree farming is 10 and 5 years, respectively. The number of trees per orchard is at least over 20, and the farmers have been usually advised through an agricultural center, an agrochemical store, or agrochemical research center. The varieties of the persimmons they grow are Buyu and Seocheon in Kyungnam, and Doogsi and Wolha in Chungbuk. The kind of fertilizers they sprayed in early spring is either compost or composite fertilizer. persimmon pests are often found in persimmon fruits while on a tree or in storage. Phamathion, Padan, Konido, Sinpamathion, and/or supuraside is usually used to control persimmon fruit moths, aphides, leafrollers, and scale insects. To understand the developmental ecology of the persimmon fruit moth, Stathmopoda masinissa Meyrick, we collected and reared them under the laboratory condition which is at 25±1℃ of temperature, 16L:8D of photoperiod, and 85% of relative humidity. As a result, the developmental period of egg, larva, and pupa were 7.40, 34.7, and 15.5 days, respectively. The average period of each larval instar was 3.50, 4.17, 5.17, 6.46, and 15.42 days, respectively, and the average head capsule width was 0.20, 0.40, 0.65, 0.87, and 1.07mm, respectively. The average adult longevity was 6.2 days for males and 10.1 days for females. The pupation rate and the emergence rate were 68.0% and 59.9%, respectively.

      • KCI등재

        치근단 병소의 임상적 연구

        김상우,우순섭,유임학,이영수,심광섭 대한악안면성형재건외과학회 2001 Maxillofacial Plastic Reconstructive Surgery Vol.23 No.3

        The purpose of this study was to find the clinical features of periapical lesions. A total of 130 periapical lesions which were obtained from biopsy and diagnosed histopathologically as periapical cyst, periapical abscess, and periapical granuloma at the Department of Dentistry in Hanyang University Hospital were throughly analysed according to the distribution and incidence of age, sex, location, and so on. The following results were obtained : 1.Out of 130 periapical lesions, 88 cases(67.7%) were periapical cysts, 30 cases(23.1%) were periapical abscesses, and 12 cases(9.2%) were periapical granulomas. 2.The periapical lesions occurred most frequently in the third decade, and followed by the fourth, fifth, sixth, and second decade. The periapical cysts occurred most frequently in the third decade(26.1%), the periapical granulomas in the fourth decade(33.3% ) the periapical abscesses in the sixth decade(26.7%). 3.The periapical lesions were more frequent in men than in women with the ratio of men to women of 1.4 : 1. The radio of men to women of periapical cysts was 1.6 : 1, that of periapical granulomas was 0.5 : 1, and that of periapical abscesses was 1.3 : 1. 4.The periapical lesions were more frequent in maxilla than in mandible with the ratio of 1.2 : 1. The ratio of maxilla to mandible of periapical cysts was 1.5 : 1, that of periapical granulomas was 0.5 : 1, that of periapical abscesses was 1 : 1. 5.The most commonly involved location of the periapical lesions was maxillary anterior teeth(40.8%), and followed by mandibular molars, mandibular premolars, and mandibular anterior teeth and maxillary molars. The most frequent location of the periapical cysts was maxillary anterior teeth(48.9%), that of periapical granulomas was mandibular molars(50.0%), that of periapical abscesses was mandibular molars(40.0%).

      • 거푸집-동바리 시스템의 붕괴현황조사 및 원인분석

        김곤묵,김호수,정성진,곽순섭 대한건축학회 2003 대한건축학회 학술발표대회 논문집 - 계획계/구조계 Vol.23 No.1(구조계)

        This study analyzes the defect causes under the investigation of collapse situation in form-shore system through the analysis of design criteria, loading and work conditions. Specifically, these defect causes can be classified as the three cases from the results of the investigation. Those are the external, design and construction defects which are closely related. So, one defect can induce another defect and this can lead to the collapse accident of form-shore system. Therefore, this study presents the improvement method to solve the problems relating to the design process and the actual construction application according to the defect causes.

      • KCI등재

        구개 접근법에 의한 협골 축소 성형술

        우순섭,민병일,김명진 大韓顎顔面成形再建外科學會 1993 Maxillofacial Plastic Reconstructive Surgery Vol.15 No.3

        The prominent malar region has been recognized a sign of youth and beauty in caucasian who generally have a dolichocephalic and long face. But in the orients, especially Koreans who generally have a mesocephalic or brachycephalic face, it is considered an agressive, unesthetic facial appearance. So many patients require the shaving of prominent malar eminence and arch, and many methods of its reduction have been devised. For the exposure of malar complex, infraorbital skin incision, intraoral approach, preauricular approach, supraauricular scalp incision, and coronal approach have been used. And for the reduction of bony structure, direct shaving, contouring and repositioning of the malar complex after extirpation, and medially fracture of zygomatic arch have been used with its own merits. We performed the reduction malarplasty through intraoral approach. After two parallel oeteotomy at medial part of the zygomatic bone, the midsegment is removed. The posterior arch of zygoma was bended or green stick fractured. When more correction was required, the posterior arch was fractured medially through the step incision at skin. This method has a some advantages. Compared with the method for extirpation of malar complex, the infection rate is diminished, the resorption is small because of no free bone graft. And cheek drooping is prevented. Compared with the method of coronal approach, the surgical trauma is minimal. Now we report some cases of reduction malarplasty performed through intraoral approach and disscus the surgical technique and results.

      • 柴胡桂枝湯의 臨床治驗에 關한 小考

        이민섭,김동희,신순식 대전대학교 한의학연구소 2000 한의학연구소 논문집 Vol.9 No.1

        Precise and detailed clinical research and evaluation based on objective standards are imperative factors in securing reliability of a clinical test. Built on this principle, this clinical test has been conducted during the period between March 1999 and March 2000 dealing with 31 outpatients treated with ShiHo-GuizhiTang or ShiHo-GuizhiTang modify and ShiHo-GuizhiTang mixed prescriptions at the Sung-bo ORIENTAL MEDICAL CLINIC. A variety of information relating to those patients has been collected and analyzed under such criteria as precise diagnoses and their clinical effectiveness. The analysis was duly based on "The theory of cold syndrome". Then, the 31 patients' individual clinical information was compared one another by breaking down the results into sub-categories including gender, age, disease, main symptom, blood pressure, pulse beats, syndrome of abdomen, treatment period, modify and mixed prescription, and evaluation. The result of this clinical test can be summarized as follows; First, ShiHo-GuizhiTang appears to be more frequently prescribed in the case of female patients than in the case of male patients despite the fact that it does not necessarily need to be applied only to female. In addition, the numbers of prescriptions of ShiHo-GuizhiTang in the two age groups consisting of elementary school children and economically active adults respectively were the highest among other age groups. Second, ShiHo--GuizhiTang proved to be most effective in treatment for respiratory ailments and arthritis. Third, ShiHo-GuizhiTang brought down blood pressure of hypertension patients and at the same time benefited patients with normal or lower-than-normal blood pressure who were vulnerable to diseases due to low disease-resistance. Fourth, ShiHo-GuizhiTang was effective in the case of frequent pulse(rapid pulse) and thereby indicating the fact it carries Taiyang superficies syndrome. 지맥 arises from suppressed immune responses owing to adrenocortical hormones. ShiHo-GuizhiTang controls and revitalizes those suppressed immune systems which stem from slow pulse and, as a consequence of that process, helps them return to normal condition of pulse. Fifth, from the standpoint of syndrome of abdomen, feeling of obstruction in the epigastrium serves as an important standard in the process of diagnosing diseases and evaluating effectiveness of treatments. Sixth, according to the results of the clinical test with the 31 patients, a total of 81 percent of test subjects benefited from the treatment. The figure is the sum of 52 percent of Ⅰ-class (both main symptom and accompanying symptoms had been eliminated) and 29 percent of Ⅱ-class (part of main symptom and accompanying symptoms had been eliminated) respectively. All told, it is safe to say that ShiHo-GuizhiTang can elect to be a viable clinical treatment. In conclusion, it is estimated that this clinical study has drawn up guidelines for objective diagnostic standards and evaluation on specific treatments' effectiveness. This will lead to more general application of ShiHo-GuizhiTang. On top of that, this study could also provide an opportunity to stress the significance of ShiHo-GuizhiTang and ShiHo-GuizhiTang modify and ShiHo-GuizhiTang mixed prescriptions as an alternative treatment for collagen disease which comes from environmental degradation and pollution.

      • Acoustic Duct 내부에 장착된 아이오노머의 이온기 변화에 따른 흡음패턴 측정

        장순석,김준섭,이제형,박재철 조선대학교 전자정보통신연구소 2001 電子情報通信硏究所論文誌 Vol.4 No.2

        Nowadays, as the industrial technology and instrumentation are developed, the interest of the characteristic improvement of sound absorbing materials is rising. Recently new sound absorbing materials are being developed and manufactured for commercialization. But most of sound absorbing materials are polymer-typed or are fabricated by polymers (mixtures of polymer and glass fiber, asbestos...) for better physical characteristic. However, there was not much research about sound absorption change by the change of the ionic nature. In this paper, I composed polymers that include alkaline or acid, or other polymer that have the ionic nature to improve sound absorption characteristic and searched the characteristic pattern of the sound absorption of polymer. I used probe microphone instead of 1/4 condenser microphone such as two- microphone method in order to measure in-duct absorption coefficient of specimen of ionomers that are thin and small so that measuring absorption coefficient is not well defined.

      • KCI등재

        한국인 두경부암종 환자에서 Cytochrome P450 1A1,2E1 및 N-acetyltransferase 2 효소의 다형성 분석에 따른 유전적 감수성에 대한 연구

        심광섭,김태균,우순섭,이영수,공구 대한악안면성형재건외과학회 2000 Maxillofacial Plastic Reconstructive Surgery Vol.22 No.4

        Individual genetic susceptibilities to cancers may result from several factors including differences in xeno-biotics metabolism to chemical carcinogens, DNA repair, altered oncogenes and suppressor genes, and environmental carcinogen exposures. Among them, genetic polymorphisms of metabolizing enzymes to chemical carcinogens have been recognized as a major important host factors in human cancers. They have two main types of enzymes: the· phase I cytochrome P-450 mediating enzymes (CYPs) and phase Ⅱ conjugating enzymes. The purpose of this study is to determine the frequencies of genotypes of phase I (CYP1A1 and CYP2E1) and phase Ⅱ (NAT2) metabolizing enzymes in healthy control and head and neck cancer patients of Korean and to identify the relative high risk genotypes of these metabolizing enzymes to head and neck cancer in Korean. The author has analyzed 132 head and neck cancer patients and 113 healthy controls using polymerase chain reaction-restriction fragment length polymorphism (PCR-RFLP) . The results were as following; 1.The frequencies of genotypes of CYP1A1, CYP2El and NAT2 in healthy control were as following; CYP1A1 exon 7 polymorphism; Ile / Ile: Ile/Val: Va1/Va1 = 59.3%: 36.3%: 4.4% CYP2El Pst I polymorphism, C1/Cl: C1/C2: C2/C2 = 61.1%: 32.1%: 6.2% NAT2 polymorphism; F/F: F/S: S/S = 43.4%: 48.7%: 8.0% 2.In analysis of phase I enzyme, Val/Val genotype in CYP1A1 exon 7 polymorphism and C2/C2 genotype in CYP2El Pst I polymorphism were associated with relative high risks to head and neck cancers (Odds' ratio: 2.09 and 1.37, respectively). 3.Among the genotypes of NAT2 enzyme polymorphism, S/S genotype of NAT2 enzyme had 1.03 times of relative risk to head and neck cancers. 4.In combined genotyping of CYP1A1, CYP2El, and NAT2 enzymes polymorphisms, the patients with Va1/Va1 and Cl/Cl, C2/C2 and fast acetylator, and Va1/Va1 and fast acetylator had higher relative risks than the patients with each baseline of combined genotypes (Odds' ratio: 2.82, 1.98 and 2.1, respectively) . These results suggest the combined genotypes of Va1/Va1 and Cl/Cl , C2/C2 and fast acetylator, and Val/Val and fast acetylator were more susceptible to head and neck cancers in Korean. And genotyping of metabolizing enzymes could be useful for predicting individual susceptibility to head and neck cancer.

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