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1、第30卷第6期水生生物学报Vol.30,No.62006年11月ACTAHYDROBIOLOGICASINICANov.,2006EFFECTSOFTEMPERATUREONOXYGENCONSUMPTIONANDAMMONIAEXCRETIONBYSOLENAIAOLEIVORA121XUQiao2Qing,LIUJunandHUANGHua2Wei(1.AnimalScienceCollegeofYangtzeUniversity,Jingzhou434025,China;2.ContinuousEducationColleg
2、eofYangtzeUniversity,Jingzhou434025,China)Abstract:TheeffectsofwatertemperatureonoxygenconsumptionrateandammoniaexcretionrateofSolenaiaoleivorawerestud2iedinthelaboratory.Theresultsshowedthat,undercontrolledconditionsandambienttemperatures15—30℃,therelationshipbetween
3、oxygenconsumptionrate(O)[mg/h]anddryweightofsofttissue(W)[g]canberepresentedbyanallometricequationbO=aW,whiletherelationshipbetweenammoniaexcretionrate(N)[μg/h]anddryweightofsofttissue(W)[g]followsalsobanallometricequationN=cW.Itisindicatedthatbothmetabolicratesarecor
4、relatedpositivelywithwatertemperature.Hightemperaturecanreducethelevelofproteinmetabolism.Thelinearregressionamongoxygenconsumptionrate(O),temperature(T)anddryweightofsofttissue(W)canbedescribedbytheequationO=-0.6513+0.0532T+0.1073W,andforammoniathisrelationisN=32.162
5、6-1.0566T+1.3222W,themultiplerelationcoefficientwas0.9642and0.8921,respectively.Keywords:Solenaiaoleivora;Temperature;Oxygenconsumptionrate;AmmoniaexcretionrateCLCnumber:Q507Documentcode:AArticleID:100023207(2006)0620697205Therespirationmetabolismandexcretionofmarine(
6、SL),wetweight(WW),dryweightofsofttissue(DW,[1—6]bivalveswerestudiedbydifferentresearchers.The65℃,48h),anddryshellweight(SW,65℃,48h)weremetabolicrateofbivalvesisinfluencedbyanumberofdetermined.Thefatness(F)ofmusselsshowingthede2variables,includingtemperature,bodysize,o
7、xygenten2greeofgrossnesswascalculatedusingtheformulaF=sion,foodconcentration,reproductivestate,activitylevel(DW/SW)×100.Thebiologicalparametersoftheexperi2andphysiologicalcondition.TheexcretedmetabolitesofmentalindividualsarelistedinTab.1.FromTab.1,groupbivalvesinclud
8、eammonia,urea,uricacidandothers,Arepresentedlargermussels(15.5—17.0cm)andgroupwithammoniacomprising70%ofthetotalexcretion.Br
