[M-IS10] Biogeochemistry

[MIS10-P12] Effect of understory removal on soil nitrogen dynamics in cool-temperate forests covered with understory Sasa spp. in northern Japan

*Karibu Fukuzawa¹, Masaaki Chiwa², Ryunosuke Tateno³, Keisuke Koba⁴, Shuhei Matsuyama⁵, Takuo Hishi⁶, Dongchuan Fu⁷, Tsutomu Enoki², Yoriko Sugiyama³, Takeshi Taniguchi⁸, Mutsumi Nomura¹ (1. Field Science Center for Northern Biosphere, Hokkaido University, 2. Kyushu University Forests, 3. Field Science Education and Research Center, Kyoto University, 4. Center for Ecological Research, Kyoto University, 5. Rakuno Gakuen University, 6. Fukuoka University, 7. Graduate School of Bioresource and Bioenvironmental Sciences, Kyushu University, 8. Arid Land Research Center, Tottori University)

Keywords:Dwarf bamboo removal, Soil nitrogen availability, Net nitrogen mineralization rate, Gross ammonium and nitrate production rates, Ammonium and nitrate immobilization rates, Fine root biomass