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한민수(M . S . Han),홍성화(S . H . Hong),이상목(S . M . Lee),장린(R . Chang),이정일(J . I . Lee),장영운(Y . W . Chang),김병호(B . H . Kim),김효종(H . J . Kim),동석호(S . H . Dong) 대한내과학회 1996 대한내과학회지 Vol.50 No.2
Objectives: There is no difficulty in the diagnosis of hilar cholangiocarcinoma because of early occurrence of obstructive jaundice. Though prolonged survival can be expected with surgical resection, being advanced stage at the time of diagnosis, radical resection has been impossible in most cases. Recently the significant interest has been focused on this lesion and the aggressive surgical resection increased, but the results were various. Thus, the present study was performed to evaulate the clinical characteristics of hilar cholangiocarcinoma. Methods: We evaluated retrospectively 63 cases of hilar cholangiocarcinoma which were diagnosed at Kyung Hee University Hospital from January 1988 to July 1994. Results: 1) The mean age of the patients was 58±12.0 years and the ratio of male to female was 2.9: 1. 2) Jaundice was the most common symptom (85.7%) followed by abdominel pain(53.9%), weight loss (34.9%) and pruritus(30.1%). 3) Of 13 cases(20.6%) who underwent surgical resection, 7 cases(11.1%) had curative resection. PTBD was performed in 4i cases(73%), radiotherapy in 7 cases(11.1%), chemotherapy in 4 cases (6.3%) and metallic stent insertion in 7 cases (11.1%). 4) The mean survival time was 15.3±3.0 months in resection group(13 cases, 20.6%) and 4.8±0.5 months in non-resection group(50 cases, 79.4%). The survival time of resection group was longer than that of non-resection group(p<0.01). Conclusion: In conclusion, the prognosis of hilar cholangiocarcinoma is extremely poor and the prolonged survival can be expected with surgical resection. Thus, to determine the resectability, early diagnosis is important and accurate preoperative staging is necessary
화강암 적황색토양의 신개간지에서 청예사료작물 (靑刈飼料作物) 재배 및 이용에 관한 연구 Ⅰ. 가축퇴비 시용에 따른 토양의 물리적 특성 변화와 작물육성
김정갑,한민수,이상범 ( J . G . Kim,M . S . Han,S . B . Lee ) 한국축산학회 1989 한국축산학회지 Vol.31 No.12
A three year`s field experiment was conducted on newly reclaimed hilly land to evaluate the effect of cattle compost application on the changes of soil physical properties and their relationship to crop performance. Maize as summer crop and rye as winter crop were grown on Songjeong loam, 7-10% slope, during 19 85 to 1987. Soil physical properties, such as formation of granular structure and water holding capacity were increased, but soil hardness and soil bulk density in the root zone were reduced markedly by cattle compost application. Under compost application the rate of solid phase was decreased, but the rate of liquid phase and air phase were increased comparatively, and it resulted in a great increase of plant growth and the rate of dry matter accumulation. A positive relationship was observed between three phase composition, solid, liquid and air phase, in the subsoils and crop performance both in maize and rye cultivation.
Pearl millet 의 물질생산성과 사료적가치에 관한 연구 1 . 생육 및 건물축적형태
김정갑(J . G . Kim),한민수(M . S . Han) 한국축산학회 1990 한국축산학회지 Vol.32 No.10
Pearl millet(cv. Gahi-3) was grown on fine loamy red-yellow soils under 5 different seeding time from early May to early July, from 1987 to 1989. Growth parameters of pearl millet was analysed during the whole growth season to evaluate the growth characteristics, yield peformance and nutrient quality of the plants. Sorghum(cv. Pioneer 988) and maize(cv. Suwcon 19) were also investigated as a control crops. Dry matter accumulation in pearl millet was associated with assimilable leaf area. The greatest dry matter accumulation was found at stage of heading. when the assimilable leaf area of the plant reached maximum size. Pearl millet produced more assimilable leaf area and higher absolute growth rate(Abs, GR) as well as higher annual dry matter yield than sorghum hybrids and maize, especially at late seeding. However, a low net assimilation rate(NAR) was measured in pearl millet. NAR of pearl millet was decreased markedly as the vegetative development progressed, while NAR in sorghum and maize was relatively high during the late maturity stage. Mean Abs, GR of pearl millet, sorghum hybrids and maize were 19.4. 17.2 and 17.4g/㎡. day, respectively. Pearl millet produced 22.60 at early seeding(May 1), 21.86 at normal seeding(May 20) and 17.73ton/ha at late seeding(July 5). Dry matter yield of sorghum hybrids were 20.84(early seeding), 19.63 (normal seeding) and 10.09ton/ha(late seeding).
Pearl millet 의 물질생산성과 사료적가치에 관한 연구 2 . 화학성분 조성과 가소화양분 및 net energy 축적형태
김정갑(J . G . Kim),한민수(M . S . Han) 한국축산학회 1990 한국축산학회지 Vol.32 No.12
In three year`s investigation from 1987 to 1989, growth of pearl millet [Pennisetum americanum(L.) Leeke] was analysed to evaluate the Weender chemical components and their influence to digestible dry matter and net energy value of the plant. Pearl millets were grown on residual red-yellow soils under different seeding time from early May to July. Experimental field was designed as a randomized block with four replications. Synthesis rate of crude protein in pearl millet was associated with assimilable leaf enlargement and it was shown the greatest during final leaf to heading stage, when the LAI of the plants reached maximum. Pearl millet produced more leaf area and higher crude protein yield than sorghum and maize. Crude fiber in pearl millet was increased markedly as morphological development progressed and it showed the highest concentration at stage of hard dough with 36.2%. However, N-free extracts concentration was less changeable in the whole vegetative period. N-free extracts in sorghum and maize were shown a great increment during the late maturity. Digestible dry matter content of pearl millet was decreased from 78.6% at 3 leaf stage to 55.9% at heading stage. Net energy value of the plant was also decreased contineously in the same vegetative period and it was shown 6.08MJ at 3-leaf stage and 5.18MJ-NEL/kg at heading stage. The highest net energy yields in pearl millet was obtained at stage of blooming to early soft dough with 132.04(1000 MJ-NEL) and 10822(KStE) per hectar.
Sorghum 〔 Sorghum bicolor ( L . ) Moench 〕 식물의 건물 축적형태와 에너지 가치에 관한 연구 1 . 수량구성요소 및 화학적성분에 대한 생리적 분석
김정갑(J . G . Kim),이상범(S . B . Lee),한민수(M . S . Han) 한국축산학회 1987 한국축산학회지 Vol.29 No.6
Growth of sorghum and maize was analysed to determine the pattern of physiological growth parameters and its effect on yield components, dry matter accumulation and nutrients quality of the plants. The experimental fields were laid down as a randomized block with 4 replications at Livestock Experiment Station in Suweon during 1984-1986. The results obtained are summarized as follows: 1. Assimilable leaf area was shown to have a great enlargement at the growing point differentiation both in sorghum and maize. Maximum LAI was found at heading stage with a value of 14.98 for sorghum and 6.02 ㎡/㎡ for maize. 2. Net assimilation rate (NAR) was decreased as the vegetative development progressed. Dense population increased LAI, but NAR was negatively associated with plant population. Mean NAR in the whole vegetative periods were 0.79 in maize and 0.50 ㎎/㎠. day in sorghum. 3. Absolute growth rate (Abs. GR) showed linear respones to assimilable leaf area. The highest Abs.GR was found at heading stage, when the leaf area reached maximum size. Maximum dry matter yields of sorghum and maize were 2353 at soft dough and 2037 ㎏/10a at maturity, respectively. 4. Concentrations of crude protein, crude fat and cyanogenic glycosides were positively associated with leaf weight ratio and specific leaf area, while N-free extracts and nonstructural carbohydrates were negatively associated(P◎0.1%).
대맥 및 호맥의 건물생산성과 사료가치에 관한 연구 2 . 생육단계별 화학성분 , 소화율 및 에너지 함량변화
김정갑(J . G . Kim),양종성(J . S . Yang),한민수(M . S . Han),이상범(S . B . Lee) 한국축산학회 1988 한국축산학회지 Vol.30 No.3
Growth of rye cv. Paldang and barley cv. Bunong were analysed to determine pattern of the Weender components and their influence on digestible dry matter and net energy accumulation of the plants associated with stage of morphological development. The experimental fields were laid down as a randomized block design with 4 replications from 1984 to 1986 at Livestock Experiment Station in Suweon. Concentrations of crude protein and crude fat were decreased as the growth of plants advanced. The highest accumulation of crude protein occurred with a synthesis rate of 5 ㎏ (barley) and 6.1㎏/10a (rye) at stage of growing point differentiation, when the plant showed a greatest enlargement of assimilable leaf area. Crude fibre as well as cell-wall constituents in the plants was increased markedly immediately, after the stage of growing point differentiation and it was the lowerest at stage of blooming. Cellulose was found to be a main component of the cell-wall constituents both in rye and barley. Value of net energy in rye and barley was decreased as the morphological development progressed and it was the lowest at stage of blooming by 4.98 and 5.03 MJ-NEL/㎏ dry matter. However, NEL value of barley increased during maturity of grain and it showed 5.16 MJ at soft dough and 5.32 MJ/㎏ at hard dough. NEL value of rye was still low at stage of maturity. The highest yields of net energy lactation were obtained at stage of soft dough in rye and stage of hard dough in barley with a value of 6345 MJ and 6331 MH/10a, respectively.
대맥 및 호맥의 건물생산성과 사료가치에 관한 연구 1 . 생육특성 및 건물축적형태에 대한 생리적분석
김정갑(J . G . Kim),양종성(J . S . Yang),이상범(S . B . Lee),한민수(M . S . Han) 한국축산학회 1988 한국축산학회지 Vol.30 No.2
In three year`s investigation, growth of rye (cv. Paldang) and barley (cv. Bunong) was analysed to determine the pattern of physiological growth parameters and its relationship to yield components and dry matter accumulation. Experimental fields were designed as a randomized block with 4 replications at Livestock Experiment Station in Suweon. Assimilable leaf area was shown the greatest enlargement at stage of growing point differentiation and it showed maximum leaf area index (LAI) at heading stage with a value of 13.14 for rye and 8.95 for barley. LAI showed a linear response to increasing of plant population (P◎0.01). Net assimilation rate was decreased as the morphological development advanced both in rye and barley. Absolute growth rate (Abs. GR) of dry matter was associated with assimilable leaf area positively. The highest Abs. GR were 31.3 at heading stage in rye and 39.2 g/㎡. day at flowering in barley, when the plants reached greatest leaf area. Maximum dry matter yields of rye and barley were 1292 at soft dough and 1253 ㎏/10a at hard dough, respectively. The highest yields of digestible dry matter were also obtained at stage of soft dough of rye and hard dough of barley by 718 and 741 ㎏/10a, respectively.