대구한의대학교 향산도서관

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저널기사
Landscape and Watershed Processes - Nitrogen Mass Balance of a Tile-drained Agricultural Watershed in East-Central Illinois: / Gentry, Lowell E,David, Mark B,Below, Frederick E,Royer, Todd V,McIsaac, Gregory F / American Society of Argonomy / Journal of environmental quality / 2009 /
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