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강원 동해안 지역 돼지 폐렴에서 분리한 pasteurella multocida에 대한 조사
김광재 ( Kwang Jae Kim ),안현철 ( Hyun Cheol An ),조현웅 ( Hyun Ung Cho ),육심용 ( Sim Young Youk ),전현정 ( Hyun Jeong Jeon ),김동훈 ( Dong Hoon Kim ) 한국동물위생학회 1994 한국동물위생학회지 (KOJVS) Vol.17 No.2
The present study was conducted to investigate the incidence of pasteurella multocida(p. muitocida) infection and some properties of the isolated organisms from the swine herds in Eastern Kangwon during the periods from March 1993 to November 1993. The results obtained were summerized as follows: 1. The lungs of 180 slaughtered pigs were sampled and p. muitocida was isolated from 38 pigs(21.1%) and cultured positive. 2. The majority of biochemical and cultural properties of the p. muitocida isolates were identical to those of the standard strains. 3. We investigated the capsular serogroup and drug susceptibility of 38 isolates of p. muitocida from pigs with pneumonic lesions 4. p. muitocida isolateds were typed for capsular serogroupes A by hyaluronidase inhibition of capsule and D by acriflavin auto agglutination. Most isolates(55.3%) were type A, 15.8% were type D, and the remaining 28.9% were untypable 5. In antimicrobial susceptibility test these isolates of p. muitocida were susceptible in order of colistin(94.7%), ampicillin(94.7%), cepalothin(92.1%), gentamicin(92.1 %), amikacin(89.5%) , but the majority of them were resistant in order of neomycin(26.3%), teracycline(23.7%), streptomycin (15.8%).
강원(江原) 동해안지역(地域) 도축돈(屠畜豚)의 전염성(傳染性) 관절염(關節炎)에 관한 조사(調査)
육심용 ( Sim Yong Youk ),조현웅 ( Hyun Ung Cho ),김광제 ( Kwang Jae Kim ),안현철 ( Hyun Cheol An ),김동훈 ( Dong Hoon Kim ) 한국동물위생학회 1993 한국동물위생학회지 (KOJVS) Vol.16 No.2
This study was conducted to investigate the infectious arthritis on pigs slaughter in eastern Kangweon. During the period of between Feb. and Nov. 1992, 469 pigs were sampled at six abattoirs. Bacterial isolation and identification were perfomed from the arthritic lesions. In addition, drug susceptibility for the major isolated microoganisms were examined. The results obtained were summarized as follows: 1. From arthritic lesions bacteria were most frequently isolated, isolation rate being 21.1%. 2. The bacteria isolated from arthritic lesion, Staphylococcus spp.(33.9%), Coli form(39.3%) were most frequently isolated, while the genera of Mycoplasma were detected less frequently. 3. Antimicrobial drug susceptibility of the major organisms showed that all the isolated bacteria were susceptible to SXT(91.0%), cephalothin(82.5%), but resisted to penicillin and streptomycin.
安鉉哲,金榮斗,權泳徹,秋甲喆 진주산업대학교 농업기술연구소 1996 農業技術硏究所報 Vol.9 No.-
본 연구는 慶尙南道 山淸郡에 위치한 晋州産業大學校 演習林을 대상으로 總收穫費用(林道開設費+集材費)를 최소화 할 수 있는 적정한 林道密度를 산정하기 위해 수행되었다. 數値地形 모델을 통한 지형분석과 地形指數의 算出, 集材作業機種의 선택, 林道密度式에 적용할 因子값의 選定을 통하여 연구대상자의 基本林道密度, 最適林道密度, 機械化林道密度를 産出하였다. 연구대상자의 基本林道密度는 8.76∼10.73m/ha, 最適林道密度는 6.74∼23.60m/ha, 機械化林道密度는 19.55∼38.97m/ha로 나타나 연구대상지의 林道密度는 약 20m/ha가 적정한 것으로 판단된다. this study was carried out to examine the optimal road density to minimize the total hanvesting cost(road construction cost plus yarding cost) in the experimental forest of Chinju National University in Sanchung-gun, Kyangsangnam-do. The elemental road density, the optimum road density, and the mechanized road density were calculated on terrain analysis and calculation of terrain index using digital terrain model(DTM), and selection of yarding machines and various coefficients for the application of road density formulas. The results have indicated that the elemental road density showed 8. 76-0 meters per hectare, the optimum road density showed 16. 74-23 60 meters per hectare, and the mechanized road density showed 19. 55-38. 97 meters per hectare, so the optimal road density was about 20 meters per hectare in the case study area.
權泳徹,安鉉哲,趙顯瑞,秋甲喆 진주산업대학교 농업기술연구소 1997 農業技術硏究所報 Vol.10 No.-
金猿山 自然休養林에 對해서 木本植物의 分布를 밝히고 自然生態系 및 資源保全에 必要한 基礎資料를 얻기 爲하여 1996年 7月부터 同年 11月까지 7回에 걸쳐 調査한 結論은 다음과 같다. 1. 金猿山 自然休養林에 生育하고 있는 木本植物은 總 49科 87屬 147種類였으며, 이 중 針葉樹는 4科 7屬11種類였고, 闊葉樹는 45科 80屬 136種類로 面積에 비해 多樣한 編이었다. 2. 群落 또는 小群落을 이루고 있는 種들은 개비자나무, 신갈나무, 상수리나무, 산앵도나무, 정금나무, 비목나무 等 이었다. 3. 韓國의 特産樹種은 히어리, 호랑버들, 병꽃나무, 짝자래나무, 딱총나무, 매화말발도리, 노각나무 等 7種類였다. 4. 人工造林한 樹種은 잣나무, 리기다소나무, 일본잎갈나무, 독일가문비나무 等 4種이었다. 5. 天然林分에 나타난 優占種은 신갈나무로 調査되었다. 6. 休養林內 木本植物의 種類가 制限되어 있으므로 自然學習園이나 樹木園을 造成하여 休養林을 찾는 사람들에게 自然과 休養林에 對한 認識을 갖게 해야 할 것이다. Distribution of woody plants in Keum-Won San recreation forest was surveyed from July 1996 to November 1996. The results obtained from this survey were as follows : 1. Among 147 Kinds 87 Genera 49 Families of total woody plants, the neddle-leaved trees of 11 Species 7 Genera 4 Families and broad-leaved trees of 136 Kinds 80 Genera 45 Families were found. 2. The species of community or small community were 6 species. There are Cephalotaxus Koreana, Quercus mongolica, Q. acutissima, Vaccinium Koreanum, V. oldhami, Lindera erythrocarpa. 3. The endemic woody plants to Korea of Keum Won san were 7 species. There are Corylopsis coreana, Salix hultenii, Weigela subsessilis, Rhamnus yoshinoi, Sambucus williamsii var. coreana, Deutzia coreana, Stewartia koreana. 4. The species of artificial reproduction were 4 species. There are Pinus koraiensis, P. rigida, Larix leptolepis, Picea abies. 5. Quercus mongolica was found as a dominant species from primeval forest stand. 6. In condution it will be necessary to development the arboretum for academic researchs as well as visiters since there has a limited species of woody plants.
權泳徹,金佑龍,安鉉哲,秋甲喆 진주산업대학교 농업기술연구소 1997 農業技術硏究所報 Vol.10 No.-
韓國産 소나무屬 9種에 對한 花粉을 光學顯微鏡 및 走査電子顯微鏡으로 觀察하여 花粉粒의 形態와記載種의 檢索表를 作成하였다. 花粉粒은 單粒이고, 花粉의 크기는 約 35.81∼57.21×41.58∼66.77㎛(Min-Max., P×E)이며 中粒의 花粉과 大粒의 花粉이 混栽해 있다. 花粉粒의 길이가 50㎛以上의 大粒種은 리기다소나무, 섬잣나무, 스트로브잣나무 等이며, 花粉粒의 길이가 50㎛以下의 中粒種은 방크스소나무, 백송, 소나무, 해송, 잣나무, 눈잣나무 等이다. 走査電子顯微鏡上에서 방크스소나무, 섬잣나무는 亂線狀이고, 눈잣나무, 백송, 리기다소나무, 스트로브잣나무는 微粒狀이며 소나무, 해송은 網狀이고 눈잣나무는 皺紋狀이다. 모든 花粉粒은 2個의 氣襄을 갖고 있으며 氣襄의 크기는 約 34.97∼59.74×26.74∼52.2㎛이다. Pollen morphology of 9 species in Korean pinus(Pinus densiflora, P. thunbergii, P. rigida, P. banksiana, P. koraiensis, P. parviflora, P. strobus, P. pumila, P. bungeana)was examined by light and scanning electron micropy. The palynological discription was made and keys to the species were provided. Pollen was monad, pollen size was 35.81∼57.21×41.58∼66.77㎛(Min-Max. P×E), medium and large sized. P. rigida, P. strobus were a large size, P. banksiana, P. bungeana, Pinus densiflora, P. thunbergii, P. koraiensis, P. pumila were a medium size. From the observation by SEM, P. pumila was a fossulate, P. banksiana, P. Parviflora were a rugulate, P. pumila, P. bungeana, P. rigida, P. strobus were a scabrate, Pinus densiflora, P. thunbergii were a reculate. All pollen have air bladder of two, air bladder size was 34.97∼59.74×26.74∼52.2㎛.