[A-CG54] 陸域生態系の物質循環

[ACG54-P02] Variation in soil nitrogen and phosphorus dynamics under different black spruce stand densities in interior Alaska permafrost ecosystems

*RUIXIN WANG¹, HIROHIKO NAGANO¹, HIDEKI KOBAYASHI², GO IWAHANA³, GAKU AMADA⁴, MASAHITO UEYAMA⁵, HIROKI IWATA⁶ (1. Niigata university, 2. Institute of Arctic Climate and Environment Research, Research Institute for Global Change, 3. International Arctic Research Center, University of Alaska Fairbanks, 4. Forestry and Forest Products Research Institute, 5. Osaka Metropolitan University, 6. Shinshu University)

キーワード：Nitrogen and phosphorus dynamics, Tree stand densities, Interior Alaska permafrost ecosystem