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김진국 ( Jin Kug Kim ),이지환 ( Ji Hwan Lee ),김지은 ( Ji Eun Kim ),배인애 ( In Ae Bae ),김광선 ( Kwang Seon Kim ),이은숙 ( Eun Suk Lee ),권순덕 ( Soon Duck Kwon ),박주환 ( Ju Hwan Park ),이규승 ( Kyu Seung Lee ) 한국환경농학회 2015 한국환경농학회지 Vol.34 No.4
BACKGROUND: Recently, various rice by milling degree is sold for health and taste. To provide safe food to consumers, it is need to know the change of heavy metal contents according to milling degree of rice.METHODS AND RESULTS: This study was to investigate residual the levels of cadmium (Cd), lead (Pb), copper (Cu) and zinc (Zn) as stated in the milling degree of the rice contaminated Cd and Pb from 2011 to 2012 in Chungcheongnam-do. Rice samples exceeded the maximum residue limits (MRL) of Cd and Pb were milled by five degrees (0.0, 2.45, 8.02, 10.48, 15.09%). Milled rice was digested by microwave method, and analyzed heavy metal contents using ICP-OES. Recovery ratios of 4 heavy metals such as Cd, Pb, Cu and Zn were ranged for 79.7-98.9%, and limits of detection (LOD) and limits of quantitation (LOQ) were fulfilled with the normal analytical standards.Concentrations of Cd, Pb, Cu and Zn were ranged 0.416-0.433 mg/kg, 0.183-0.26 mg/kg, 3.639- 3.882 mg/kg and 16.868-19.801 mg/kg, respectively.CONCLUSION: From these results, conforming with increase of milling degree of rice, Cd, Pb, Cu, and Zn contents tended to decrease. The contents of heavy metals were decreased 3.1% in Cd, 29.3% in Pb, 6.4% in Cu and 15.1% in Zn, in according to the highest milling degree of 15.09%.
흰나리(Lilium formosanum Wallace) 식별을 위한 CAPS 마커의 개발
정성진(Sung Jin Chung),이가연(Ka Youn Lee),윤아라(A Ra Yoon),장지영(Ji Young Jang),김진국(Jin Kug Kim),이긍주(Geung-Joo Lee) 충남대학교 농업과학연구소 2014 농업과학연구 Vol.41 No.2
This study was conducted to identify lily species native to Korea from formosan lily (Lilium formosanum) belonging to Longiflorum section. Due to flowering time, flower color and orientation, long shelf life and resistant to diseases, the native lily species can be valuable genetic resources for interspecific hybrids. One of the chloroplast genes, matK, was used to clone and sequence to explore any base changes. The matK was successfully amplified into 1,539 bp (94% of the gene) and phylogenetic tree demonstrated 6 clades for those 11 lily species used in this study. There were one or two base substitutions among 10 lilies native to Korea, while formosan lily native to Taiwan exhibited 6 base substitutions in matK gene, rendering it genetically distant. A restriction enzyme NruI recognized one of the six base changes, and digested the matK gene of 10 native lily species only, but not in formosan lily. The confirmed cleavage characteristic of the target region in matK gene was designed into a CAPS (cleaved amplified polymorphic sequences) marker which will be available to estimate compatibility of interspecific hybridization and to trace the pedigree when those native lilies are crossed with the formosan lily.
윤재홍(Jae-Hong Yoon),김진국(Jin-Kug Kim) 한국생산관리학회 2004 韓國生産管理學會誌 Vol.14 No.3
본 연구의 목적은 새롭게 개정된 ISO 9001의 품질경영시스템의 구성요소들을 파악하여 이 요소들간의 인과관계를 규명하고 이러한 품질경영시스템이 기업성과에 어떻게 영향을 주는지 분석하고자 하는 것이다. 이를 위해 본 연구는 국내 제조기업을 대상으로 실증분석하였다. 이 연구를 통해 분석된 내용은 다음과 같다. 첫째, 최고경영자는 품질정보시스템과 인적자원에 유의한 영향을 미쳤다. 둘째, 품질정보시스템은 인적자원과 제품실현에 유의한 영향을 미쳤다. 셋째, 인적자원은 제품실현에 유의한 영향을 미쳤다. 마지막으로 제품실현은 기업성과에 유의한 영향을 미쳤다. The purpose of this study is to find out the major factors of newly established ISO 9001 quality management system, the casual relationship among these factors and how this quality management system affects the corporate performance. To achieve this goal, we performed empirical study for Korean manufacturing companies. This study find out as follows. First, top management affected the quality information system and human resources. Second, quality information system affected human resources and product realization. Third, human resources affected product realization. Lastly, quality management system affected the corporate performance.