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不同剂量乳酸菌对母猪和仔猪生产性能、血清生化指标以及粪便微生物的影响 Title:TheEffectsofDifferentDosesofProbioticsonProductivity,SerumBiochemicalParameters,andFecalMicroorganismsinSowsandPiglets:AReview Abstract: Probioticshavegainedincreasingattentioninanimalproductionduetotheirpotentialbenefitsinimprovingproductivityandhealth.Thisreviewaimstosummarizethecurrentknowledgeontheeffectsofdifferentdosesofprobioticsonproductivity,serumbiochemicalparameters,andfecalmicroorganismsinsowsandpiglets.Thestudyrevealsthatappropriatedosesofprobioticscanenhanceproductionperformance,promotehealth,andalterthefecalmicrobiotaofpigs.However,furtherresearchisneededtooptimizethedosesandstrainsofprobioticsforspecificproductionsystemsanddeterminetheirmechanismsofaction. Introduction: Inmodernpigfarming,maximizingproductivitywhileensuringanimalhealthisessential.Probiotics,definedaslivemicroorganismsthatconferhealthbenefitstothehostwhenadministeredinadequateamounts,haveemergedasapotentialsolution.Probioticshavebeenreportedtoimproveguthealth,nutrientdigestion,andimmunefunctioninvariouslivestockspecies,includingpigs.However,theeffectsofdifferentdosesofprobioticsonproductivity,serumbiochemicalparameters,andfecalmicroorganismsinsowsandpigletsremainunclear.Therefore,thisreviewaimstoexamineexistingliteratureonthistopicandprovideinsightsintothepotentialbenefitsofprobioticsupplementation. EffectsofProbioticsonProductivity: Numerousstudieshavedemonstratedthepositiveeffectsofprobioticsonproductivityinsowsandpiglets.Probioticsupplementationhasbeenshowntoimprovegrowthperformance,feedutilization,andreducemortalityrates.Improvedlittersizeandpigletbirthweightshavealsobeenobservedinsowssupplementedwithappropriatedosesofprobiotics.Thesefindingssuggestthatprobioticshaveapromisingroleinenhancingproductionefficiencyandprofitabilityinpigfarming. EffectsofProbioticsonSerumBiochemicalParameters: Probioticshavebeenreportedtoinfluenceseveralserumbiochemicalparametersinpigs.Studieshaveshownthatprobioticsupplementationcanleadtosignificantimprovementsin