Organic phosphorus plays a key role for sediment phosphorus release in a shallow eutrophic lake
Ryuichiro Shinohara1, Mikiya Hiroki2, Ayato Kohzu3, Akio Imai3, Kazuhiro Komatsu3, Takayuki Satou3, Koichi Shimotori3 and Shingo Miura3, (1)NIES National Institute for Environmental Studies, Ibaraki, Japan, (2)National Institute for Environmental Studies, Tsukuba, Japan, (3)NIES National Institute of Environmental Studies, Ibaraki, Japan