3[3]Michael K Alexander.New strategies for the control of the parthenogenetic chironmid[J].Jounal of the American Mosquito Control Associmion,1997,13(2):189-192.
8[8]Agyei N M,Strydom C A,Potgieter J H.The removal of phosphate ions from aqueous solution by fly ash,slag,ordi-naly Portland cement and related Blends[J].Cement and Concrete Research,2002,32:1889-1897.
9[9]Bay E C.Chironomid (Diptera:Chironomidae) larval occurrence and transport in a municipal water system[J].J Am Mosq Control Assoc,1993(9):275-284.