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Depth Profiles of Heavy Metals in the Surface Sediments of $H^{o}edong$ Reservoir
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  • Depth Profiles of Heavy Metals in the Surface Sediments of $H^{o}edong$ Reservoir
  • Depth Profiles of Heavy Metals in the Surface Sediments of $H^{o}edong$ Reservoir
저자명
Moon. Byung-Chul,Park. Kwang-Jae,Jung. Eui-Han,Jeong. Gi Ho
간행물명
Environmental sciences : bulletin of The Korean Environmental Sciences Society
권/호정보
1997년|1권 1호|pp.1-9 (9 pages)
발행정보
한국환경과학회
파일정보
정기간행물|ENG|
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이 논문은 한국과학기술정보연구원과 논문 연계를 통해 무료로 제공되는 원문입니다.
서지반출

기타언어초록

We investigated the depth profiles of heavy metals in the surface sediments at Heedong reservoir in Pusan. Sampling was done at the intervals of 50 m of drift along the water channel into the reservoir. All samples were analyzed with an ICP-AES. We determined the content of Zn, Pb, Cd, Mn, Cu, Cr, and Fe. The overall mean content of these heavy metals were observed to $(2.9pm1.2){ imes}10^{-3},;(1.3pm0.7){ imes}10^{-3},$ $(1.9pm2.1){ imes}10^{-4},$ $(2.3pm1.1){ imes}10^{-2},;(1.6pm1.0){ imes}10^{-3},;and;(4.5pm2.6){ imes}10^{-4}$ ppm/ppmFe, respectively excluding iron data. Mean contents of Cu show an increasing trend toward the surface of sediments, while those of Cd show a decreasing trend, and those of Pb and Cr are relatively stable. Comparing with the contents of heavy metals in soils at two sites of Kumjeong mountain, enrichment factors of heavy metals in the surface sediments were determined. Among heavy metals we investigated, copper showed the largest value of enrichment factor. Considering the maximum content of heavy metals in the surface sediment, the values of enrichment factors of Cu, Cd and Cr were significant, which were 22, 8.1 and 4.0, respectively. In leaching experiment, it appeared that Pb, Cd, Cr, and Fe in sediments were hardly leached out into water, We also examined the effect of pH on the content of heavy metals.