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        검색결과 13

        2.
        2017.08 KCI 등재 구독 인증기관 무료, 개인회원 유료
        This study was carried out to explore possibilities of cultivating horticultural crops in the air-dome greenhouse in comparison to the common iron-frame greenhouse as the standard. The levels of carbon dioxide and atmospheric pressure measured inside the air-dome greenhouse turned out to be higher than those measured inside the iron-frame greenhouse. Contrastingly, light intensity was relatively weaker inside the air-dome greenhouse due to the air-inflated double layers. Plants of melon and cherry tomato were cultivated from May 2 to August 12, 2016, respectively in the two greenhouses. For melon plants, growth in the air-dome greenhouse effectively increased fruit weight as well as trunk circumference compared to iron-frame greenhouse. Moreover, soluble sugar content of melon fruit was significantly higher when cultivated in the air-dome greenhouse. For cherry tomato plants, fruit yield of cherry tomato was significantly increased inside the air-dome greenhouse. Furthermore, it has been found that the air-dome greenhouse was considerably effective in shortening the growing period of melon and cherry tomato plants in comparison to the iron-frame greenhouse.
        4,000원
        3.
        2016.03 KCI 등재 구독 인증기관 무료, 개인회원 유료
        One hundred seventy two accessions of safflower, collected in four countries were investigated for their morphological and biochemical characters in 2014. The accessions were categorized into two groups; South-Central (S-C) Asia and South-West (S-W) Asia, and each group was represented the accessions of two countries. Variation in morphological and biochemical characters was observed between two groups of accessions. The average value of seed weight and range of variability were higher in S-C Asia accessions while S-W accessions exhibited the variation in plant height, leaf length and days to flowering. The average value of oleic and total oil content were higher in S-C Asia accessions, and the values were 19.8%, and 231.4 mg.g-1, respectively, while the range of variability for total oil content was higher in S-W accessions. Plant height exhibited a significant positive correlation with days to flowering (r = 0.625**). Palmitic acid had positively correlated with stearic acid (r = 0.282**) and linoleic acid (r = 0.444**). Oleic and linoleic acid showed a strong negative correlation (r = -0.977**). The first three principal components explained 57% of the total variation. Morphological and biochemical variation exist in different groups of accessions could be useful to breeder for developing new safflower cultivars with high oil quantity and quality.
        4,000원
        5.
        2009.11 구독 인증기관 무료, 개인회원 유료
        This study presented a model of enterprise that operates an integrated system, and studied about an integrated element of ISO 9001:2000 and ISO 14001:2004 standard. In addition to this, it grasped what the obstacle elements are in use of an integrated system, and analyzed the effect in use of an integrated system through the survey on 58 enterprises that operate an integrated system, From the result of this study, we have known that the obstacle elements in operation of an integrated system are in lack of understanding of process, in lack of execution ability of system, in unfamiliarity of system and lack of willingness of the executives.
        5,400원
        8.
        2011.06 KCI 등재 서비스 종료(열람 제한)
        수안'은 숙기가 빠르고, 올레인산 함량도 높아 바이오디젤 및 식용으로 이용이 가능한 유채로 2006년에 목포-CGMS(웅성불임)과 8634-B-1-3-1-8(임성회복화분친)을 교배하여 2006년부터 2007년까지 생산력 검정시험과, 2008년부터 2009년까지 지역적응시험을 거쳐 육성된 품종이다. 지역적응시험에서 '수안'의 수량은 381 kg/10a로 같은 1대잡종인 '선망'에 비해 4% 증수되었다. '수안'의 기름함량은 44.3%이고, 지방산중 올레인
        9.
        2010.06 KCI 등재 서비스 종료(열람 제한)
        ‘조망’은 조숙, 다수성이며 바이오디젤 생산 및 식용으로 이용이 가능한 유채로 2006년에 웅성불임인 목포-CGMS와 임성회복환분친인 8634-B-1-3-1-8을 교배하여 생산력검정시험(2007, 2008)과, 지역적응시험(2008)을 거쳐, 2008년에 육성된 품종이다. ‘조망’의 엽형은 하부익상전렬, 엽색 및 줄기색은 녹색, 결각은 중간이며 꽃색은 황색, 종피색은 흑색이다. ‘조망’의 성숙일는 6월 3일로 ‘선망’보다 1일, ‘탐미유채’보다는 4일
        10.
        2009.12 KCI 등재 서비스 종료(열람 제한)
        "보람"은 조숙, 다수성이며 바이오디젤 생산 및 식용으로 이용이 가능한 유채 로 2006년에 목포-CGMS(웅성불임)과 8634-B-1-3-1-8(임성회복화분친)을 교배하여 2007년부터 2008년까지 생산력 검정시험과, 2008년 지역적응시험을 거쳐 육성된 품종이다. "보람"의 엽형은 하부익상전렬, 엽색 및 줄기색은 녹색, 결각은 중간이며 꽃색은 황색, 종피색은 흑색이다. 개화기(4월 9일)와 성숙기(6월 4일)는 "선망"과 비슷하나 "탐미유채"보다는
        13.
        2004.07 KCI 등재 서비스 종료(열람 제한)
        We have studied the catalytic combustion of soot particulates over perovskite-type oxides prepared by malic acid method. The catalysts were modified to enhance the activity by substitution of metal into A or B site of perovskite oxide. In addition, the reaction conditions such as temperature and O2 concentration were investigated. The partial substitution of alkali metals into A site in the LaMnO3 catalyst, enhanced the catalytic activity in the combustion of carbon particulate and the activity was shown in the order: Cs>K>Na. For the La1-xCsxMnO3 catalysts, the catalytic activity showed the maximum value with x=0.3 but no more increase on the catalytic activity was shown with x>0.3. For the La0.8Cs0.2MnO3 catalyst, the substitution of Fe or Ni increased the ignition temperature. The ignition temperature decreased with an increase of O2 concentration, however, no more increase in the catalytic activity was shown with O2 concentration>0.2. The introduction of NO into reactants showed no effect on the catalytic activity.