Phytoplankton community structure in Shijiuyang constructed wetland of Jiaxing, Zhejiang Province of East China in winter. Analysis dynamics of phytoplankton community characteristics in Daya Bay Annual Dynamics of Phytoplankton in Zhelin Bay: 2000~2001 Effects of allelopathy of submerged macrophytes on the phytoplankton community collected from the west part of the West Lake wetland in Hangzhou, China