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임계댐 예정지역내 하천수 수질에 관한 이화학적 조사연구
이해금,정의호 ( Hae Keum Lee,Eui Ho Jeong ) 한국하천호수학회 1977 생태와 환경 Vol.10 No.3·4
The physicochemical investigation of water quality of the streams in the area where dams are to be constructed has been carried out from 5th to 7th, August 1977. The data for the streams of Golji and Imgye in Imgye Myeon, Jeongson Gun, Jeoncheon in Bugpyeong Eup, Samcheok Gun are obtained as follows. 1. The pH was 7.70-7.75 for Jeoncheon whereas 8.25-8.40 for Golji suggesting the value is relatively higher than others. 2. The concentration of Ca^(++), Mg^(++) and SO₄^(--), and the alkalinity are high in Golji and the concentration of Na^+, C1^- and SiO₂, are high in Jeoncheon. 3. In all area investigated, Ca^(++) is positively correlated to Mg^(++), total hardness, alkalinity and pH but negatively correlated to SiO₂. 4. The total hardess of Golji is 91-119.8㎎/ℓ which is the highest and that of Jeoncheon, 17.5-36.9㎎/ℓ is indistinguishable to the value obtained from the north Han river basins. 5, The NO₂-N and NH₄-N are scarcely detected in all area investigated, indicating pollution in the streams, and the amount of NO₃-N 0.2-4.43㎎/ℓ, detected in the area are similar to the value of the other natural stream, suggesting that the nitrogen is originated from earth. 6. Based upon above results, the water quality of the streams investigated is found to fit for aerobic aquatic living things, with high DO and little artificial pollution.
남한강상류수계의 (南漢江上流水系) 수질특성에 관한 조사연구
이해금,정의호,홍사욱 ( Hae Keum Lee,Eui Ho Jeng,aS Uk Hong ) 한국하천호수학회 1979 생태와 환경 Vol.12 No.1·2
The physicochemical water quality was investigated in the upper parts of south Han river and it`s tributaries during from January to December, 1977. The concentration of dissolved salts in those river water was going to increase gradually as lower the river flow down. Moreover, after the river water passed through the lime stone region the concentration of pH, Ca^(++), Mg^(++), SO₄^(--) and Alkalinity were more increased. From the seasonal variation of water qualities the concentration of dissolved salts in those river was found most low level in April but it was found higher level in the January, February and June. In the Ok dong river which was suffer by the pollution of waste water from mine. Considerable amount of Na and SO₄^(--) was found in it. and likely to differ entirely from another natual river for the aspect of water qualities. The concentration of dissolved oxygen was abundant in the water of those rivers and have sustained a saturation state of oxygen almost all year round.
수은 Ion이 백서장기내 Lactic Dehydrogenase Isozyme에 미치는 영향
이해금(Hae Keum Lee) 대한약학회 1975 약학회지 Vol.19 No.1
In the rats administered mercuric chloride(1mg/kg/48 hrs I.p.), it was found that LDH, and LDH2 were increased in heart, brain and kidney as well as LDH5 increased in liver and muscle in the duration of sixteen days. After the sixteen days of administration, the LDH isozyme patterns in the above mentioned organs were found to be irregularly changed. Considerable amount of mercury accumulation in liver and kidney were found, and especially the mercury accumulation in kidney was notable.
소양호 COD 의 연중 , 계절적 변화 및 지역적 분포
허인량,이해금,최규열,박성빈 ( In Ryang Huh,Hae Keum Lee,Kyu Yol Choi,Sung Bin Park ) 한국물환경학회 1993 한국물환경학회지 Vol.9 No.2
This study was initiated to perform a comprehensive evaluation of the water quality in Lake Soyang. Seasonal variation and the spatial distribution of COD and chl. a were monitored at 8 sites selected in Lake Soyang from June, 1991 to April, 1992. Result of regression analysis of COD vs chl. a concentration indicated positive correlation. Statistical analysis on the annual variation of COD showed a increasing pattern with time during the study period. The spatial average COD value at surface layer showed that the difference was not statistically significant at 95% level. With respect to the seasonal variation, however, it was significant at the same level. Average COD concentration of effluent layer was analyzed 2.02㎎/ℓ.
북한강수계 (北漢江水系) 인공호에 있어서 식물플랑크톤에 의한 요소분해와 그 크기 분포
삼전촌서좌무 (三田村緖佐武),조규송,홍사욱,이해금 ( Osamu Mitamura,Kyu Song Cho,Sa Uk Hong,Hae Keum Lee ) 한국하천호수학회 1990 생태와 환경 Vol.23 No.4
The influence of natural phytoplankton cell classes upon the response of urea decomposition was investigated in four reservoirs - Lakes Paro, Chuncheon, Soyang and Uiam - in the North Han River System. The decomposition rate of urea was 0.3 to 29.4 μ㏖ urea m^(-3) · hr.^(-1) in the light and 0.2 to 14.9 μ㏖ urea · m^(-3)·hr.^(-1) in the dark. Much higher decomposition rates were observed at the eutrophic stations in Lake Uiam. The urea decomposition in the smaller fraction (<5 ㎛) exceeded that in the middle (5∼25 ㎛) and the larger fraction (>25㎛). No differences in the ratios of urea decomposition to chlorophyll-a or photosynthesis among three fractions were observed. These trends were no different between sampling areas and reservoirs. This may be mainly due to the difference in the standing crop of phytoplankton. The greater part of urea decomposition was the phase of the CO₂ liberation rate into water. 8 to 50% of the urea decomposition was incorporated into the particulate phase in the light, but this was much lower in the dark. A close relationship between urea decomposition and chlorophyll-a or photosynthesis was observed in the three fractions, which have high correlation coefficients. The results of the present study indicate that urea in reservoirs decomposes by phytoplankton rather than bacteria, and thus phytoplankton is more competitive than bacteria.
우승순,이찬기,김성석,최규열,이해금 ( Seung Soon Woo,Chan Ki Lee,Sung Seok Kim,Kuy Yol Choi,Hae Keum Lee ) 한국물환경학회 1993 한국물환경학회지 Vol.9 No.2
A study was conducted to investigate the behavior of phosphorus forms at each stage in the sewage treatment processes. The total phosphorus concentration of the domestic wastewater in the sewage plant was 3.5㎎/ℓ and distribution of total reactive phosphorus (TRP), total acid-hydrolyzable phosphorus(THP) and total organic phosphorus(TOP) in the T P concentration was about 42%, 25% and 33%, respectively. The T-P concentration in the grit chamber was about 8 times higher than that in domestic wastewater, under the influence of inflowing thickner and digester supernatant. The removal ratios of THP and TOP at sewage plant were about 65%, 75%, respectively. It was found that the removed phosphorus forms were mostly SHP and SOP, but TRP was not removed at ail. The amount of T-P flowed into the sewage plant was 51.7㎏/10,000㎥/day, that removed by the sewage treatment processes was 23.0㎏/10,000㎥/day that loaded to lake was 28.7㎏/ 10,000㎥/day.