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A New High Yielding Rice Variety with Multi-Disease Resistance, 'Keunseom' (중생 복합내병충성 초다수성 벼 '큰섬')

  • Ha, Un-Goo;Song, You-Chun;Yeo, Un-Sang;Cho, Jun-Hyeon;Lee, Jong-Hee;Lee, Ji-Yoon;Kwak, Do-Yeon;Chang, Jae-Ki;Hwang, Hung-Goo;Kim, Young-Doo;Cho, Young-Ho;Yang, Sae-Jun;Oh, Byeong-Gen;Shin, Mun-Sik;Ku, Yeon-Chung;Kim, Ho-Yeong
    • Korean Journal of Breeding Science
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    • v.43 no.6
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    • pp.576-580
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    • 2011
  • 'Keunseom', a new second generation Tongil-type rice variety (Oryza sativa L.), is a mid-maturing ecotype developed by the rice breeding team of Department of Functional Crop, NICS, RDA in 2006. This variety was originated from a cross between 'Dasanbyeo' and 'Namyeongbyeo' in 1996's summer season, which developed by pedigree breeding method. The pedigree of 'Keunseom' was YR18234-B-B-98-3-5-1, and it was designated 'Milyang202' in 2002. 'Keunseom' has tolerance to lodging, because it has short culm length as 77 cm. This variety is resistance to bacterial blight K1 race, rice stripe virus, rice dwarf virus, and leaf blast disease. Milled rice kernel of 'Keunseom' is a clean translucent with non-glutinous endosperm, and has good quality as it was clear in chalkness. The milled rice yield potential of 'Keunseom' was about 719 kg/10a at ordinary fertilizer level of local adaptability test. This cultivar would be adaptable to the mid and southern plain of Republic of Korea.

A New Black Pericarp, Medium-Ripening Glutinous Rice Cultivar 'Boseogheugchal' (중생 흑자색 찰벼 신품종 '보석흑찰')

  • Lee, Jeom-Ho;Lee, Sang-Bok;Kim, Hong-Yeol;Yang, Chang-Ihn;Kim, Myeong-Ki;Jeon, Yong-Hee;Lee, Kyu-Seong;Kim, Yeon-Gyu;Jeong, O-Yeong;Hwang, Hung-Goo;Choi, Yong-Hwan;Yang, Sae-Jun;Cho, Young-Chan;Oh, Sea-Kwan;Yea, Jong-Du;Lee, Jeong-Hee;Won, Yong-Jae;Lee, Jeong-Ill;Chung, Kuk-Hyun;Hwang, Ki-Ho
    • Korean Journal of Breeding Science
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    • v.43 no.6
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    • pp.600-605
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    • 2011
  • 'Boseogheugchal', a new black pericarp glutinous rice cultivar (Oriza sativa L.), was developed by the rice breeding team of National Institute of Crop Science, RDA, Suwon, Korea during the period from 1997 to 2008 and released in 2008. It was derived from a cross between SR18638-B-B-B-18-2/ Heugmi H31. The maturity of this cultivar is about 135 days from seedling to heading. This cultivar has about 12 tillers per hill and 94 spikelet numbers per panicle. Ripening ratio is about 72% and 1000 grain weight is 21.6 g in brown rice. This new variety shows grain shattering resistance and susceptible for blast, bacterial leaf blight and stripe virus. 'Boseogheugchal' has glutinous endosperm and low protein contents. It has higher anthocyanin content compared to black pigmented check cultivar 'Hegjinjubyeo'. The yield performance of brown rice was 4.82 MT/ha in local adaptability test for three years. 'Boseogheugchal' is adaptable to central plain area of Korea.

An Early-Maturing, Blast Resistant and High Quality Rice Cultivar "Pyeongwon" (벼 조생 단간 내도열병 고품질 신품종 "평원")

  • Ryu, Hae-Young;Jeon, Yong-Hee;Jung, Kuk-Hyun;Shin, Young-Seop;Hwang, Hung-Goo;Kim, Hong-Yeol;Kim, Myeong-Ki;Jung, O-Young;Won, Yong-Jae;Kim, Yeon-Gyu;Yang, Chang-In;Lee, Jeom-Ho;Lee, Jeong-Il;Lee, Jeong-Heui;Choi, Yoon-Hee;Yang, Sae-Jun;Ahn, Eok-Keun
    • Korean Journal of Breeding Science
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    • v.41 no.2
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    • pp.177-181
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    • 2009
  • 'Pyeongwon' is a new japonica rice cultivar which is developed from a cross between Jinbu19 and Samjiyeon4 from North Korea by the rice breeding team of National Institute of Crop Science, RDA. Pyeongwon has about 107 days duration from seeding to heading in mid-northen plain, alpine, north-eastern coastal and southern alpine areas. It has about 67 cm culm length and tolerance to lodging. Pyeongwon has 13 tillers per hill and 82 spikelets per panicle. It showed tolerance to heading delay and spikelet sterility due to cold treatment similar to Odaebyeo. It also showed slow leaf senescence and moderate tolerance to viviparous germination during the ripening stage. Pyeongwon has resistance to blast disease but susceptible to stripe virus and brown planthopper. Milled rice of Pyeongwon has translucent kernels, relatively clear non-glutinous endosperm and medium short grain. It is characterized as a low gelatinization temperature and slightly lower amylose content (17.1%) variety compared to Odaebyeo (19.5%) and has good palatability of cooked rice. The milled rice yield performance of this cultivar was about 5.28 MT/ha by ordinary culture in local adaptability test for three years. This cultivar may be highly adaptable to the mid-northen plain, alpine, north-eastern coastal and southern alpine areas of Korea.

Monitoring Reports about Nine High Risk Insect Pests in 2018 (2018년 고위험해충 9종에 대한 예찰조사 보고)

  • Lee, Jieun;Lee, Hyobin;Ki, Woong;Kim, Dong-Soon;Kim, Subin;Kim, Hyojoong;Park, Jong-Seok;Oh, Jaeseok;Yu, Yeonghyeok;Lee, Seunghwan;Lee, Jaeha;Jung, Chuleui;Cho, Geonho;Hong, Ki-Jeong;Lee, Wonhoon
    • Korean journal of applied entomology
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    • v.58 no.3
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    • pp.183-187
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    • 2019
  • To establish the cooperative monitoring network which can investigate introductions or outbreaks of high risk insect pests into Korea, seven universities, Gyeongsang National University, Kunsan National University, Seoul National University, Sunchon National University, Andong National University, Jeju National University, and Chungbuk National University, carried out seven regions' monitoring about nine high risk insect pests, Aceria diospyri, Bactrocera dorsalis, Bactrocera minax, Bactrocera tsuneonis, Cydia pomonella, Lobesia botrana, Proeulia sp., Solenopsis invicta, Stephanitis takeyai, from June to October in 2018. A total of 7,560 traps/visual scouting were investigated in 315 points of 105 local sites of seven regions, resulting the nine species, A. diospyri, B. dorsalis, B. minax, B. tsuneonis, C. pomonella, L. botrana, Proeulia sp., S. invicta, and S. takeyai, were not detected. From this study, we established the nationwide monitoring system which can early detect high risk insect pests and secured a bridgehead for monitoring invasive insect pests passing the border.

Essay on the Community Archpe ('마을아르페'(Community Archpe) 시론 - 마을 차원의 "책, 기록, 역사 그리고 치유와 창업의 커뮤니티"를 위한 제안-)

  • Lee, Young-Nam
    • The Korean Journal of Archival Studies
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    • no.18
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    • pp.221-254
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    • 2008
  • Community Archpe is . Community Archpe is as close as a kind of a complex of culture space or community center which puts individuals and small community together with culture soil in a central position. For example Community Archpe can include community library, community archive, community historical center, community recovery center, community commencement of an enterprise center, etc. We need small library, archive and historian rather than big scale institution and professional system to take care of culture soil which belongs to an individual and community. Community Archpe is located in coordinates of two intention points. First intention is, a 'Heterogenous Smithy'. Heterogeneity deals with Community Archpe's life. Second intention is, a 'Feminine Smithy'. Community Archpe can be a recovery community when we are in the recovery context, which understand and support a person through archives and history. Then, what can Community Archpe do? First, it can be a new movement of the community. Second, it can also be a centripetal point of classic life. Community Archpe surly locates in the central of Community. Therefore, it will be a cultural literary soil and be a smithy of community history and culture. Thus Community Archpe will change a lot of things on people's life. Community Archpe will be a small happiness to ordinary people, even though it is not a state organ realizing large values.

A study on development and nutrient analysis of traditional food in the Sunchang area (순창지역의 전통음식 개발 및 영양평가)

  • Jo, Gye-Beom;Park, Sang-Hee;Ryu, Doo-Young;Choi, Hyun-Sook;Choi, Dubok;Chung, Dong-Ok
    • Food Science and Industry
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    • v.50 no.4
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    • pp.82-91
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    • 2017
  • The purpose of this study was to investigate development and nutrient analysis of traditional food in the Sunchang area. A total 6 kinds of set tables was excavated from storytelling. Among set tables, taste and season food were the best in Sunchang gochujang hanjeongsik and Sunchang arirang season table. Shape color, smell, and commercialization possibility and differentiation were best in Sunchang arirang season table. Mole Ratio of sodium and potassium was 1:1 in Sunchang gochujang hanjeongsik and Sunchang arirang season table. The calcium contents in Sunchang gochujang hanjeongsik and Sunchang arirang season table were higher than other traditional foods. This result indicated that Sunchang gochujang hanjeongsik and Sunchang arirang season table are useful for traditional functional food. Also, it is highly suggested to make a database system about local food and standardization of traditional foods cookery.

Overview of Research Trends in Estimation of Forest Carbon Stocks Based on Remote Sensing and GIS (원격탐사와 GIS 기반의 산림탄소저장량 추정에 관한 주요국 연구동향 개관)

  • Kim, Kyoung-Min;Lee, Jung-Bin;Kim, Eun-Sook;Park, Hyun-Ju;Roh, Young-Hee;Lee, Seung-Ho;Park, Key-Ho;Shin, Hyu-Seok
    • Journal of the Korean Association of Geographic Information Studies
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    • v.14 no.3
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    • pp.236-256
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    • 2011
  • Forest carbon stocks change due to land use change is an important data required by UNFCCC(United Nations framework convention on climate change). Spatially explicit estimation of forest carbon stocks based on IPCC GPG(intergovernmental panel on climate change good practice guidance) tier 3 gives high reliability. But a current estimation which was aggregated from NFI data doesn't have detail forest carbon stocks by polygon or cell. In order to improve an estimation remote sensing and GIS have been used especially in Europe and North America. We divided research trends in main countries into 4 categories such as remote sensing, GIS, geostatistics and environmental modeling considering spatial heterogeneity. The easiest way to apply is combination NFI data with forest type map based on GIS. Considering especially complicated forest structure of Korea, geostatistics is useful to estimate local variation of forest carbon. In addition, fine scale image is good for verification of forest carbon stocks and determination of CDM site. Related domestic researches are still on initial status and forest carbon stocks are mainly estimated using k-nearest neighbor(k-NN). In order to select suitable method for forest in Korea, an applicability of diverse spatial data and algorithm must be considered. Also the comparison between methods is required.

Effect of Microwave Hyperthermia on Radiotherapy of Human Malignant Tumors -An Analysis of Clinical Response of 42 Patients- (극초단파를 이용한 국소온열 치료 효과 -표재성 종양 42예의 분석-)

  • Yoon Sei Chul;Oho Yoon Kyung;Gil Hak Jun;Chung Su Mi;Shinn Kyung Sub;Bahk Yong Whee
    • Radiation Oncology Journal
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    • v.5 no.1
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    • pp.31-36
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    • 1987
  • Radiobiological and clinical evidences indicate that hyperthermia combined with ionizing radiation produces a significant improvement in therapeutic effect of cancer. In general, malignant cells are more sensitive to heat than normal cells in the heat range of $41\~45^{\circ}C$. We report the experiences obtained from 42 patients with advanced malignant neoplasms managed with 2,450MHz microwave-induced local hyperthermia and ionizing radiation at the Department of Radiology, Kangnam St. Mary's Hospital, Catholic University Medical College. A clinical analysis of 42 thermoirradiated patients showed result of 11(26\%),\;15(36\%),\;11(26\%)\;and\;5(12\%)$ patients with complete response (CR), partial response (PR), minor response (MR) and no response (NR), respectively. Histologically there were $17(40.2\%)$ squamous cell carcinomas, $12(28.6\%)$ adenocarcinomas and $6(14.3\%)$ miscellaneous cancers. Eleven patients with CR consisted of five squamous cell carcinomas, five adenocarcinomas, and one chloroma. Among 15 patients with PR were five squamous cell carcinomas, five adenocarcinomas, three unknown primary tumors, and one poorly differentiated, and miscellaneous tumor each.

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Results of Radiation Alone Versus Neoadjuvant Chemotherapy and Radiation in Locally Advanced Stage of Uterine Cervical Cancer (진행된 자궁경부암에서 방사선치료 단독과 항암 화학요법 및 방사선치료 병용요법의 결과)

  • Kim, Jin-Hee;Choi, Tae-Jin;Kim, Ok-Bae
    • Radiation Oncology Journal
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    • v.15 no.3
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    • pp.255-262
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    • 1997
  • Purpose : This is retrospective study to compare the results of radiation therapy alone and neoadjuvant chemotherapy and radiation in advanced stage of uterine cervical cancer. Materials and Methods : Seventy-six Patients who were treated with definitive radiation therapy for locally advanced cervical cacinoma between June 1988 and December 1993 at the department of radiation oncology, Keimyung University Dong-san Hospital. Thirty six patients were treated with radiation therapy alone and forty patients were treated with cisplatin based neoadjuvant chemotherapy and radiation therapy. According to FIGO staging system. there were 48 patients in stage IIb, 3 patients in stage IIIa, 23 patients in stage lIIb and two patients in stage IVa with median age of 53 years old. Follow-up periods ranged from 7 to 95 months with median 58 months. Results : Complete response (CR) rate were $86.1\%$ in radiation alone group and $80\%$ in chemoradiation group. There was no statistical difference in CR rate between the two groups. Overall five-year survival rate was $67.3\%$. According to stage, overall five-rear survival rates were $74\%$ in stage IIb, $66.7\%$ in stage IIIa, $49.8\%$ in stage IIb, $50\%$ in stage IVa. According to treatment modality overall five year survival rates were $74.1\%$ in radiation alone and $61.4\%$ in chemoradiation group (P=0.4) Five rear local failure free survival rates were $71.5\%$ in radiation alone group and $60\%$ in chemoradiation group (P=0.17). Five year distant metastasis free survival rates were $80.7\%$ in radiation aione group and $89.9\%$ in chemoradiation group (P=0.42). Bone marrow suppression (more than noted in 3 cases of radiaion alone group and 1 case of chemoradiation group. Grade II retal complication was noted in 5 patients of radiation group and 4 patients In chemoradiation group. Bowel obstruction treated with conservative treatment (1 patient) and bowel perforation treated with surgery (1 patient) were noted in radiation alone group. There was no statistical difference in complication between two groups. Conclusion : There was no statistical difference in survival, failure and complication between neoadjuvant chemotherapy and radiation versus radiation alone in locally advanced uterine cervical carcinoma.

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Radiation Therapy Results of Invasive Cervical Carcinoma Found After Inappropriate Hysterectomy (부적절한 수술루 침윤성 자궁경부암의 방사선치료 결과)

  • Choi Doo Ho;Kim Eun Seog;Nam Kae Hyun;Huh Seung Jae
    • Radiation Oncology Journal
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    • v.14 no.3
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    • pp.211-219
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    • 1996
  • Purpose : Hysterectomy without lymph node dissection was considered an inadequate treatment method for invasive uterine cervix cancer. Usually the procedure was performed inadvertently on patients who were thought to have benign or premalignant conditions preoperatively. We analysed radiotherapy results of such patients to evaluate survival rates, failure patterns and prognostic factors according to various conditions. Materials and Methods : Sixty one patients undergoing hysterectomy in the presence of invasive cervical carcinoma were reviewed retrospectively. Preoperative diagnosis were carcinoma in situ (38 cases), severe dysplasia (2), myoma (6), uterine bleeding (4), uterine prolapse (2). and early invasive cervix cancer (10) (One patient had myoma and carcinoma in situ coincidently). Patients received postoperative megavoltage radiotherapy from August 1985 to December 1993, and minimum follow-up period was 24 months. Eight patients received ICR only, 6 patients ICR and external radiation, and 47 patients received external radiation therapy only. Results : Overall 5-year survival rate and relapse-free survival rate werer $83.8\%$, $86.9\%$ respectively. For patients with retrospective stage IA, IB, IIB (gross residual after surgery), and vaginal cuff recurrence were $90.9\%$, $88.8\%$, $38.4\%$, and $100\%$ respectively There were 8 cases of treatment failure, most of them (5/8) were in patients with gross residual disease, other patients were full thickness involvement of cervix wall (2/8) except one. Patients with early vaginal cuff recurrence and microinvasive cervical cancer (stage IA) had no treatment related failure Prognostic factors affecting survival by univariate analysis were status of residual disease, tumor histology and retrospective stage. Conclusion : Adjuvant radiotherapy appeared to be effective treatment method for patients with presumed stage IA, IB and early local recurrent disease after inadvertent hysterectomy Survivals for patients with gross disease remained after inappropriate hysterectomy was poor, So, early cancer detection and Proper management with precise pretreatment s1aging is necessary to avoid inadherent hysterectomy especially in the cases of gross residual disease.

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