http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
사료내 ${\beta}$-glucanase 활성 강화 고역가 복합효소제 첨가급여가 착유우의 유생산 및 체세포수 변화에 미치는 영향
주은정,정수진,윤병선,남기택,최일신,안종호,황성구,Joo, Eun-Jung,Jeong, Su-Jin,Yoon, Byung-Seon,Nam, Ki-Taek,Choi, Il-Shin,Ahn, Jong-Ho,Hwang, Seong-Gu 한국유기농업학회 2004 韓國有機農業學會誌 Vol.12 No.2
In recent years, many researches are actively undertaken for environmental-friendly animal production according to the increased understanding about food safety because of the outbreak of various diseases such as mad cow disease, Foot and mouth disease and Poultry Influenza virus. However, high quality(higher safety)- animal production may not be successful without increasing of disease resistance of animal and the improvement of feeding environment. To increase the disease resistance is able to be accomplished by stimulating the immune function. The present study was undertaken to investigate the effects of enzyme mixture reinforced with ${\beta}$-glucanase activity which degrade polysaccharide to release ${\beta}$-glucan known as stimulator of immune function on the change of milk production and somatic cell count. After 12weeks of experimental feeding, milk production tended to be increased and somatic cell count was decreased from average $227{\times}10^4$ to $37.1{\times}10^4$. Milk protein and solid-fat content were tended to increase but milk fat showed decreasing tendency by the feeding of enzyme mixture. All together, it has been suggest6d that the improvement of high quality milk production may be possible through the dietary addition of immune modulating enzyme mixture in lactating dairy cows.
사료내 β-glucanase활성 강화 고역가 복합효소제 첨가급여가 착유우의 유생산 및 체세포수 변화에 미치는 영향
주은정 ( Joo Eun-jung ),정수진,윤병선 ( Yoon Byung-seon ),남기택 ( Nam Ki-taek ),최일신 ( Choi Il-shin ),안종호 ( Ahn Jong-ho ),황성구 ( Hwang Seong-gu ) 한국유기농업학회 2004 韓國有機農業學會誌 Vol.12 No.2
In recent years, many researches are actively undertaken for environmental-friendly animal production according to the increased understanding about food safety because of the outbreak of various diseases such as mad cow disease, Foot and mouth disease and Poultry Influenza virus. However, high quality(higher safety)- animal production may not be successful without increasing of disease resistance of animal and the improvement of feeding environment. To increase the disease resistance is able to be accomplished by stimulating the immune function. The present study was undertaken to investigate the effects of enzyme mixture reinforced with β-glucanase activity which degrade polysaccharide to release β-glucan known as stimulator of immune function on the change of milk production and somatic cell count. After 12weeks of experimental feeding, milk production tended to be increased and somatic cell count was decreased from average 227×10<sup>4</sup> to 37.1×10<sup>4</sup>. Milk protein and solid-fat content were tended to increase but milk fat showed decreasing tendency by the feeding of enzyme mixture. All together, it has been suggested that the improvement of high quality milk production may be possible through the dietary addition of immune modulating enzyme mixture in lactating dairy cows.
박평규(Pyoung-Kyu Park),김로(Lu Jin),노호성(Ho-Seung Ro),윤병선(Byung-Seon Yoon) 한국위험물학회 2018 한국위험물학회지 Vol.5 No.2
In this study, the safety impact for smart structural helmets worn by firefighters in rescue operations was fully investigated through numerical analysis method. Lateral crushing test and impact absorption test in accordance with KFI standard for fire fighting structural helmets under various load conditions were carried out to examine the safety impact of smart structural helmets. The following results were obtained: 1) The maximum displacement for the impactor after lateral crushing test was 13 mm and the relative displacement of the impactor against the main body was 6.39 mm that is about 67 % of the minimum requirement 9.5 mm specified in KFI standard. 2) The maximum load measured on the load cell after impact absorption analysis is 5,126 N, which exceeds the minimum requirement of 4540 N. 3) As a result of the lateral deformation analysis, the maximum deformation is 65.6 mm, exceeding the requirement of 25.6 mm and the remaining deformation amount is within 4.5 mm.
국·내외 화학물질 방호용 장화에 대한 화학투과저항성 비교
박평규(Pyoung-Kyu Park),김로(Lu Jin),김해형(Hae-Hyoung Kim),김영수(Young-Soo Kim),윤병선(Byung-Seon Yoon),윤기종(Kee-Jong Yoon),박용환(Yong-Hwan Park) 한국위험물학회 2016 한국위험물학회지 Vol.4 No.2
The resistance of chemical permeation of various internal/external chemical protective boots was assessed and compared in accordance with ASTM F 739 and EN 374. Moreover, the hardness of chemical protective boots was investigated before and after chemical permeation test. The results showed that the sample #1 exhibited the highest chemical permeation resistance among the tested boots, but the domestic product, showed the lowest resistance. A nonlinear relationship between the thickness and breakthrough time of chemical protective boots was found. The sample #5 showed the highest increase in hardness after chemical permeation testing. In addition, the hardness of all boots increased a little after chemical permeation test.