PT Journal AU Zepp, H Heidt, V Thomas, A Buck, W Meon, G TI Report on the Sino-German Symposium on Wetland Regionalization of Ecosystem Services in the Yangtze River Basin Changsha, Hunan Province, PR China, April 10-15, 2005 SO Erdkunde PY 2006 BP 173 EP 180 VL 60 IS 2 LA english ER