7Gilbert JJ.1988.Suppression of rotifers populations by Daphnia:A review of the evidence,the mechanisms,and the effects on zooplankton community structure[J ].Limnol.Oceanogr.,33:1286~ 1303.
8Hart RC.1985.Seasonality of aquatic invertebrates in low altitude and Southern Hemisphere inland waters[ J ].Hydrobiologia,125:151 ~ 178.
9Hawkins PR.1988.The zooplankton of a small tropical reservoir (Solomon Dam,North Queensland)[J ].Hydrobiologia,157:105~118.
10Ioriya T,Inoue S,Haga M,et al.1998.Change of chemical and biological water environment at a newly constructed reservoir[J].Wat.Sci.Tech.,37(2):187~ 194.
8Van Lieverloo J H M,Veenendall G,Vanderkooij D.Dierlijke organismen in systemen voor distributie van drinkwater.Resu-ltaten van een inventarisatie.(Invertebrates in drinking water distribution systems;Results of a survey.KIWA-Report SWE 96.013(in Dutch).KIWA Onderzoek en Advies,Nieuwegein.Netherlands.1997,175.
9Shaddock B.An evaluation of invertebrate dynamics in a drinking water distribution system:A South African perspective.Magist-er scientiae in zoology in the faculty science at the rand afrikaas university.Zoology,2005.http://etd.uj.ac.za/theses/avai-lable/etd-05102005-12 1209/.