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Kwihoon Kim and Jin-Yong Choi
Measuring water levels in an irrigation channel is an important task in irrigation system decision making and estimating the quantity of irrigation water supplies. This study aimed to measure water levels with image information from an irrigation channel...
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Sang-ik Lee, Jin-Yong Choi and Won Choi
To analyze the effect of a groove cross-sectional shape on disc filters, a head loss analysis and filtration performance test were conducted using disc filters with different groove shapes (semi-elliptical- and trapezoidal-shaped grooves). Furthermore, t...
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Sang-Hyun Lee, Makoto Taniguchi, Rabi H. Mohtar, Jin-Yong Choi and Seung-Hwan Yoo
The aim of this study is to assess the impact of rice-based food security on water, energy, land, and CO2 emissions from a holistic point of view using the Nexus approach, which analyzes tradeoffs between water, energy, and food management. In Japan, bot...
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Sang-Hyun Lee, Seung-Hwan Yoo, Jin-Yong Choi and Seungjong Bae
North Korea is a food-deficit nation in which climate change could have a significant impact on drought. We analyzed drought characteristics in the Hwanghae Plain, North Korea using both the multiple timescales of the standardized precipitation index (SP...
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Won-Ho Nam, Taegon Kim, Eun-Mi Hong, Jin-Yong Choi
Pág. 1 - 20
Reservoirs are principal water resources that supply irrigation water to paddy fields and play an important role in water resources management in South Korea. For optimal irrigation reservoir operation and management, it is necessary to determine the dur...
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