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Anisakids larvae의 형태학적 분류 : 해산어류 및 두족류를 중심으로 On the Marine fishes and Cephalopoda
이정훈,정영모,한성용,손성원 慶南大學校 附設 基礎科學硏究所 1995 硏究論文集 Vol.7 No.-
In order to study classification of the morphological features and types of anisakids larvae eight species of marine fishes and two cephalopoda purchased in the near southern sea in Korea, were investigated and classified into the morphological characteristics of each type of the larvae, and the following results were obtained on the basis of the methods of Berland(1961), Koyama et al(1969) and Chai et al(1986). 1. Anisakis(typeⅠ) larva: The length and width of nematode are 14.2∼26.4mm and 0.22∼0.51mm respectively. The anterior region has well-developed boring tooth. Tail is 0.09∼0.12mm and the tip of tail has a globular form and well-developed a mucron. 2. Terranova (type A) larva: The length is 24.5∼34.1mm and longest among anisakids larvae. Width is 0.50-0.84mm, and intestinal cecum had reached one-third of anterior larva of ventriculus, and the worm has three lips at anterior end, and had boring tooth on the lips. The tail is 0.08∼0.12mm and has well-developed a mucron. 3. Raphidascaris spp. larva: The nematode was 8.20∼8.42mm in length and 0.21∼ 0.29mm in width. The anterior region has boring tooth. Especially, the genital organ was developed. The tail is 0.11∼0.12mm and has well-developed mucron at the tip of it. 4. Contracaecum(type A) larva: The nematode was 6.8∼9.4mm in length and 0.09∼ 0.15mm in width. The lips were depressed. The Anterior region do not have boring tooth. The tail is 0.08∼0.09mm relatively short and has about 15∼30 micro-spines and mucron at its terminal portion. 5. Contracaecum (Type A') larva: The nematode was 17.5∼24.4mm in length and 0.22∼0.27mm in width. The lips were depressed and the anterior region does not have boring tooth as the type of Contracaecum A. The tail whose length was 0.20∼0.31mm was very long and had about 7∼12 minutes spines at its terminal portion. 6. Contracaecum (Type C) larva: The worm was 13.6∼35.2mm and 0.28∼0.60mm in size, and the lips were depressed and the anterior region does not have boring tooth. The tail did not have mucron, as the type of Contracaecum A, A'. 7. Contracaecum(Type C') larva: The worm was 10.2∼14.8mm and 0.15∼0.22mm in size, and had boring tooth as the type of Contracaecum A, A' and C. The tail was 0.08∼0.09mm and relatively short. In addition, it did not have mucron at its terminal portion. 8. Contracaecum (Type D) larva: The worm was 12.0∼19.8mm and 0.16∼0.25mm in size, and had boring tooth as the type of Contracaecum C'. The tail was 0.11∼0.16 and had small mucron at its terminal portion. 9. Contrecaecum (Type D') larva: The worm was 7.10∼16.5mm and 0.14∼0.25mm in size, and had boring tooth as the type of Contracaecum C' and D. The tail was 0.11∼0.16mm, and covered with sheath, as the type of Contracaecum D but did not have a mucron.
박규영,박모라,서수경,손순희,정경희,정유선 효성여자대학교 가정대학 학도호국단 1985 家政大論集 Vol.4 No.-
대구 시내 전역에 산재해 있는 튀김 음식점과 스넥코너등에서 튀김중인 기름에 대한 변패도를 알아 보기 위해 여름철과 겨울철 두 계절에 또 튀김물의 종류별로 시료 186개를 채취하여 산가, 과산화물가, carbonyl가 및 TBA가를 측정한 결과는 아래와 같다. 1. 산가, 과산화물가, carbonyl가 및 TBA가는 각각 2.2, 47, 19, 0.7로 나타났다. 2. 여름철로가 겨울철을 비교해 본 결과는 산가, 과산화물가, carbonyl가는 여름철이 높았으나 TBA가는 두 계절이 비슷하였다. 3. 튀김물의 종류에 따른 기름의 변패도는 오뎅, 핫도그, 닭, 야채, 도나스 순으로 나타났다. In order to investigate the degree of changes in quality of frying oils to be used atsnack corners and street stalls in Taegu area. acid value (AV), peroxide value(POV), carbonyl value (COV), and TBA value were measured. 95 samples insummer and 91 samples in winter were collected from oils fried for fish cake, hotdogs,chicken, vegetable and doughnuts. The mean value of AV, POV and COV on the fryingoils collected in summer were higher than those in winter, while TBA value of oilsin summer ·was similar to that in winter. According to the kinds of fried food, thedegree of the change in quality of frying oil was high in order of fish cake, hotdog,chicken, vegetable ana doughnut.
Optimum Condition on Overlap of Physical Properties of HIPS Samples
Son, Jung-Mo Korean Chemical Society 1991 Bulletin of the Korean Chemical Society Vol.12 No.1
To find optimum conditions necessary in converting physical properties of any resin into those of others, eleven kinds of HIPS (High-Impact Polystyrene) resins were prepared. First physical properties of eleven samples divided into three groups are analyzed by a torque rheometer (named Plasti-Corder, Model No.: PLD 651) and GPC (Gel Permeation Chromatography), and then optimum conditions on conversion among samples are obtained by calculation from computer simulation so that any sample subjected to each group can show physical properties of other samples in its group. Even though the kind of plasticizer of any sample is different with others in its group, once optimum conditions on conversion among samples are met, it is found that physical properties of any sample are identical or similar to those of others in each group.
Chemical Reaction of Glazed Refractory with Al-deoxidized Molten Steel
Son, Jung-Hwan,Jung, In-Ho,Jung, Sung-Mo,Gaye, Henri,Lee, Hae-Geon The Iron and Steel Institute of Japan 2008 ISIJ international Vol.48 No.11
<P>A high alumina refractory, glazed by typical ladle slag of CaO–MgO–Al<SUB>2</SUB>O<SUB>3</SUB>–SiO<SUB>2</SUB> was investigated to understand the influence of the glazed refractory on the generation of non-metallic inclusions in Al-deoxidized molten steel at 1600°C. The variations of microstructure and chemistry of the glazed refractory with reaction time were studied. Thermodynamic analysis was simultaneously carried out to understand the complex chemical reactions. During the reaction between the glazed refractory and molten steel, two chemical reactions were observed: between glaze and molten steel, and between glaze and original refractory. By the chemical reactions, SiO<SUB>2</SUB> in the glaze was reduced to [Si] by [Al] in molten steel. The glaze layer also gradually changed from the liquid CaO–MgO–Al<SUB>2</SUB>O<SUB>3</SUB>–SiO<SUB>2</SUB> phase with small amount of embedded spinel particles to the liquid CaO–MgO–Al<SUB>2</SUB>O<SUB>3</SUB> phase with embedded spinel and CaAl<SUB>4</SUB>O<SUB>7</SUB> particles. Severe erosion was observed in the porous spinel area of a refractory. Spinel inclusions were found as major inclusions originated from the glazed refractory. The erosion mechanism of the glazed refractory was proposed in the present study.</P>
여주 봄 작형의 재배방법과 정식기가 생육과 수량에 미치는 영향
손동모(Dong-Mo Son),김성준(Seong-Jun Kim),김효중(Hyo-Joong Kim),김희곤(Hee-Gon Kim),윤봉기(Bong-Ki Yun),정종모(Jong-Mo Jung),이정현(Jeong-hyun Lee) (사)한국생물환경조절학회 2016 생물환경조절학회지 Vol.25 No.3
This study was conducted in order to investigate the effects that the difference of planting time by a method of cultivation in the non-heated greenhouse and the open field with spring planting had on growth and yield. With regard to the tested variety of Momordica charantia, variety ‘Dragon’ (Japan Yae 農藝) was selected. And 3 treatments on March 20, April 5 and April 20 for the greenhouse cultivation and 3 treatments on April 20, May 5 and May 20 for the open-field cultivation 1 month later than those for the greenhouse cultivation were planted by the randomized complete block design, and 4 secondary vines were trained. In the results of examining 15-day average atmospheric temperature after planting according to the methods of greenhouse and open-field cultivation and planting time, it was shown that there was a tendency for atmospheric temperature inside the greenhouse to decrease as the planting time was moved up. In particular, the average atmospheric temperature was 16.7℃ when seedling was planted on April 20 in the open-field cultivation, which was approximately equal to 17.0℃ of the average atmospheric temperature when a seedling was planted on March 20 in the greenhouse cultivation. With regard to the date of first harvest by the method of cultivation, it was shown that there was a tendency for the date of first harvest to be earlier in the greenhouse cultivation than in the open-field cultivation, and the date of first harvest was moved up as a seedling was planted earlier for the planting period. The number and weight of harvested fruits per plant showed a tendency which was almost similar to that of total number of harvest days and number of harvests. Thus, the number of fruits was 189 and the weight of fruits was 31,649g in case of the greenhouse cultivation and planting on March 20, which were maximum. In case of planting on the latest planting date : May 20 in the open-field cultivation, the number of fruits was 77 and the weight of fruits was 12,502g, which were at a level of 40% of those of planting on March 20 in the greenhouse cultivation 2 months earlier. The total yield per 10a was 10,228kg in the greenhouse cultivation and was 2.2 times as heavy as 4,607kg in the open-field cultivation with regard to the method of cultivation. For the planting period in the greenhouse cultivation, it was 10,539kg and 10,517kg in planting on March 20 and April 5, which was higher by 9% than 9,629kg in planting on April 20. And in the open-field cultivation, it was 4,785kg in planting on April 20 and 4,872kg in planting on May 5, which was higher by 15~17% than 4,163kg in planting on May 20. Taking the above results into account, it is considered proper to plant Momordica charantia from March 20 to April 5 for the greenhouse cultivation and from April 20 to May 5 or thereabouts when a risk of late frost is gone for the open-field cultivation in southern area.