• Journal of the Speleological Society of Korea
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• no.63
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• pp.45-59
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• 2004

Chilbo Mountain Area have the high water table. Chilbo wetland located near the sully or distributes, but had a little water source by surface water. The most of Chilbo wetland water sources are aquifer or confined aquifer. This hydro-geomorphologic charateristics made them into many rice fields. But today these rice fields changed the watland for this points.