• Title/Summary/Keyword: Choi Yoon Sik

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Monitoring of Irrigation Water Supply and Water Quality from a Pumping Station (양수장의 농업용수 공급량 및 수질 모니터링)

  • Choi Jin-kyu;Son Jae-gwon;Koo Ja-woong;Yoon Kwang-sik;Kim Young-ju
    • KCID journal
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    • v.7 no.1
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    • pp.19-26
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    • 2000
  • The irrigation water supply and water quality from a pumping station were surveyed. Guiseok pumping station was selected as a monitoring site. Water level in irrigation canal was monitored continuously and water samples were taken and analyzed, periodical

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Comparison of Initial and Mean Concentrations of Nitrogen and Phosphorus in Runoff from a Paddy Field (논에서의 강우 유출시 질소$\cdot$인의 초기농도와 유출과정 평균농도 비교)

  • Yoon Kwang-sik;Choi Jin-kyu;Cho Jae-young;Son Jae-gwon;Koo Ja-woong
    • KCID journal
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    • v.7 no.1
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    • pp.27-35
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    • 2000
  • To investigate the difference between initial and mean concentrations of nitrogen and phosphorus in runoff from a paddy field, water quality samples were taken for every two hours when runoff occurred by rainfall. The arithmetic mean concentration and wei

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Changes of Water Quality at Chooryeong-chon of the Sumjin River Basin (섬진강수계 추령천 유역의 월별 수질변화)

  • Choi, Jin-Kyu;Son, Jae-Gwon;Koo, Ja-Woong;Kim, Young-Joo;Yoon, Kwang-Sik
    • Proceedings of the Korean Society of Agricultural Engineers Conference
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    • 2002.10a
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    • pp.369-372
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    • 2002
  • To provide the basic information for the water quality improvement of the Sumjin River Basin, the water qualities of the Chooryeong-chon watershed were investigated from May in 1999 to September in 2002.

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pollutant Load Characteristics of a Agricultural Watershed in Juam Lake (주암호 농업유액 오염부하 특성)

  • Yoon, Kwang-Sik;Choi, Soo-Myung;Han, Kuk-Heon;Cho, Jae-Young
    • Proceedings of the Korean Society of Agricultural Engineers Conference
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    • 2002.10a
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    • pp.433-436
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    • 2002
  • A subwatershed within Juam Lake was monitored to identify hydrologic and water quality characteristics. Rainfall record was collected and flow rate measurement and water quality sampling were conducted periodically at the watershed outlet. Hydrologic response and pollutant load characteristics were analyzed based on observed data.

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