Impact of improved bottom hypoxia on zooplankton community in shallow eutrophic lakeKwang-Hyeon Chang, Hiroyuki Imai, Kazuhiro Ayukawa, Shogo Sugahara, Shin-ichi Nakano and Yasushi SeikeKnowl. Managt. Aquatic Ecosyst., 408 (2013) 03DOI: https://doi.org/10.1051/kmae/2013038