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김정일,맹원재,장문백 ( J . I . Kim,W . J . Maeng,M . B . Chang ) 한국축산학회 1986 한국축산학회지 Vol.28 No.2
Rice straw was treated with 4% anhydrous ammonia in a wire mesh silo and stack and 4% sodium hydroxide of the weight of rice straw dry matter (3.3% in a air dry rice straw). Treatment period with ammonia was winter time from September 23 to February 14, and chopped rice straw with 4-5 cm was sprayed with sodium hydroxide dissolved in water of 50% of straw weight and stacked for 96 hours, and then dried in a shadow. In vitro digestibility studies and goat metabolism trials with 4 × 4 Latin square design were conducted. Crude protein content of ammonia-treated rice straw, compared with 4.2% of untreated rice straw, was 11.9% (wire mesh silo) and 9.6% (stack) and increased 2.8 fold and 2.3 fold, respectively. Crude protein content of sodium hydroxide treated rice straw was 3.9% and decreased 7.1% over untreated rice straw. Digestible crude protein contents of untreated and sodium hydroxide treated rice straw were 0.6% and 0.5%, respectively, however, that of ammonia treated rice straw was 7.6% (wire mesh silo) and 5.6% (stack), which were considerably higher than untreated and sodium hydroxide treated rice straw. NDF, ADF, and cellouse contents of rice straw were decreased by ammonia and sodium hydroxide treatment. In vitro dry matter, NDF, ADF and cellouse digestibilities were increased significantly by ammonia and sodium hydroxide treatment (P$lt;0.01). Increases of in vitro digestibilities were the highest in sodium hydroxide treated rice straw and followed by ammonia treated rice straw in wire mesh silo. However, in vivo digestibilities of rice straw were the highest with ammonia treated rice straw in a wire mesh silo and were not different between ammonia treated rice straw in stack and sodium hydroxide treated rice straw. Rice straw intake increased by 62% in ammonia treatment in a wire mesh silo, by 26% in ammonia treatment in stack and by 35% in sodium hydroxide treatment (P$lt;0.05). Water intake and urine excretion were significantly increased by ammonia and sodium hydroxide treatment of rice straw (P$lt;0.05) and highest with goat fed sodium hydroxide treated rice straw. Digestible dry matter and TDN contents of untreated and ammonia treated in a wire mesh and stack and sodium hydroxide treated rice straw were 48.6%, 57.4%, 54.3% and 52.9%, and 40.5, 53.9, 47.7 and 47.9, respectively. Concentration of total VFA in rumen fluid was the highest in ammonia treated rice straw in a wire mesh silo and composition of individual VFA was not significantly different among treatment.
김정일 ( J. I. Kim ),민영일 ( Y. I. Min ),이용국 ( Y. K. Rhee ),전광자 ( K. J. Chun ),최창근 ( C. K. Choi ),지제근 ( J. K. Chi ),박효숙 ( H. S. Park ) 대한내과학회 1970 대한내과학회지 Vol.13 No.3
A case of Dubin-Johnson syndrome in a 19-year-old Korean girl with family history was presented. The patient was hospitalized with symptoms of high fever, abdominal discomfort, icteric sclera and dark urine. Physical examination revealed a soft, palpable l
김정일 ( J. I. Kim ),김광섭 ( K. S. Kim ) 대한내과학회 1968 대한내과학회지 Vol.11 No.10
In order to evaluate the therapeutic effect of a bronchodilating drug, 1-(3,5-dihydroxyphenyl) 2-isopropylaminoethanol sulphate (AlupentR), a clinical survey was made in 50 selected cases suffering from dyspnoe due to bronchspasms. All of these cases were
고온내산화성 실리콘카바이드 섬유의 국내·외 기술개발 동향
윤병일(B. I, Yoon),최우철(W. C, Choi),김재성(J. S, Kim),김정일(J. I, Kim) 한국추진공학회 2015 한국추진공학회 학술대회논문집 Vol.2015 No.5
초고온에서 단시간 혹은 장시간 사용할 수 있는 내열성과 구조성을 갖춘 소재는 오늘날 우주항공, 국방, 원자력발전소 및 일반산업분야에 까지 대단히 매력적이고 중요한 위치를 차지하고 있다. 특히 산화성이 강한 분위기하에서 작동하는 각종 엔진은 고온성과 내산화성을 갖춘 소재가 요구된다. 이의 하나가 실리콘카바이드섬유(SiC fiber)에 실리콘카바이드(SiC)를 매트릭스로 한 SiC/SiC 세라믹복합재이다. 또한 SiC 섬유는 전자기파 흡수력이 우수하여 항공기 등의 스텔스 소재로서 유망하다. 본 논문에서는 SiC/SiC를 구성하고 있는 SiC 섬유의 국내외에서의 기술 개발과, 그리고 SiC/SiC 복합재의 특성과 적용분야 현황을 실펴보고자 한다. The high temperature resistant thermal structural materials which are able to be used during a short or long time are very attractive and also hold key position in the area of aerospace, defense, nuclear power plant and general industry. All sorts of engines working particularly at highly oxidative environment require extremely oxidative resistant materials. One of them is SiC/SiC ceramic composite. It is also gretely promising material in the future due to thr excellent microwave absorbing feature. In this paper the technology development status of silicone carbide fiber at home and abroad and the characteristics and applications of SiC/SiC composite are introduced.
건강잠(健康蠶) 및 핵다각체(核多角體) 이병잠(罹病蠶)의 체액단백질(體液蛋白質)의 전기영동상(電氣泳動像)
김낙정 ( N. J. Kim ),강석권 ( S. K. Kang ),김정일 ( J. I. Kim ) 한국잠사학회 1971 한국잠사곤충학회지 Vol.13 No.2
누에의 성장에 따른 단백질분획의 변화 및 핵다각체이병잠의 체액의 단백질분획의 변화를 agarose gel을 지지체로 한 전기영동에 의하여 조사하였던 바 다음과 같은 결과를 얻었다. 1. 4령기에는 4개의 단백질 분획이 나타났으며 령기가 진전됨에 따라서 염색의 농도가 짙어졌다. 2. 5령 1일에는 5개의 분획이, 5영 4일에는 5개의 분획이 나타났다. 3. 5영 5일 이후의 건강잠의 체액 중에는 양극 쪽으로 이동하는 7개의 단백질 분획과 음극 쪽으로 이동하는 1개의 분획이 분리되었다. 4. 핵다각체 Virus를 첨식시킨 이병잠의 체액단백질 중에서 5령 6일 7일에는 D,E,F 분획이 증가되는 경향이 있고 5령 8일에는 A,B,D,E 분획은 소실되고 F분획은 감소되는 경향이 있다. By means of thin-layer electrophoresis in agarose gel, hemolymph protein of healthy silkworm larvae and of the nuclear polygedrosis virus infected larvae were studied. 1. In the 4th instar, 4 fractions moving toward anode were separated. Dye-binding Capacity of the fraction was increased according to the stage. 2. After 5th day in the 5th instar, 7 fractions moving toward anode were separated, and one fraction toward cathode was separated. 3. On the first day in the 5th instar, 5 fractions were separated, and on the 4th day of the same instar 5 fractions were separated. 4. As for the hemolymph protein fractions of the polyhedrosis virus infected larvae, on the 6th and 7th day, three fractions(D.E.F) were inclined to increase, whereas on the 8th day 4 fractions(A.B.D.E) were disappeared but F fraction was inclined to decrease.