液态复合微生态制剂的研制与在仔猪生产上的应用

《液态复合微生态制剂的研制与在仔猪生产上的应用》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、TheliquidcompoundMcirobialeclolgicalagentstoresearchandmanufactureandinapplicationoftheweaningpigletsfarmingAbstractThistopicusestheliquidcraNwhichthemulti-strainsCO—fermentationtoproducetheliquidcompoundmicrobialecologicalagents，thiskindofmix-fermentationhasthequal

2、ityofmultiplestrainaccretion，enzymesystemmutualcomplementarity,overallfunction，simplifiedequipmentAfterthemassiveearlierpreparatorywork，inthisexperimenttwoYeast，aEnteroccoccusstrainandtwoBacillusstrainscouldmixferment，atthesametimedeterminatedtheenduranceabilitiesof

3、fivestrainstopHandinhibitedpathogenicEscherichiacoliandStaphylococcusaureusBasedonthemicro-ecologyprincipleandthebasicstudies，aliquidtechnicalprocessofmulti—strainsCO-fermentationinsolidmediumwasestablishedInordertosatisfytheneedoflarge-scaleindustrializedproduction

4、forstockbreeding，fermentationstuaywasperformedtooptimizetheproductionconditionsresultindicatedthat：otherstrainshadthestrongenduranceabilitiesbesidestheEnteroccoccusstraintothepHvalue，separatelyraised3haftertheacidifiedculturemediumtoregister,pHvaluewhen3．0stillcould

5、guaranteeabove40％survived；Andmulti-strainsco-·fermentationliquidstillplayedthestrongerbacteriostasisroletotheEscherichiacoliandStaphylococcusaureus；Inthestoragetest，theliquidsetedintherefrigerator(4℃)preserves，throughtothemicrobialregularexamination．itspreservedtime

6、mightachieve120d．Inbottleandin5Lfermentormixfermentationexperimentcarriedon，fullyusedbetweenvariousstrainsthecooperationparagenesisrelations，initiallydeterminedthemulti-strainsmixliquidstatefermentationproductioncraft，namelythemixfermentstemperaturewas35℃，stirrwas20

7、0r／rain，inoculatedquantitywas5％(v／v)，theinoculationorderfurfirstwastheYeastsandEnteroccoccusstrain．aflerwardstwoBacillusstrainsToconfmnitsbiologicaleffect，aexperimentOUpigletswascarriedoutMeanwhilewithothertwokindsofsolidmicrobialecologicalagentswhichindependentlyde

8、velopedwascomparedexperimentselectsthe40dualhybridweaningpigletsofWhitexYorkoftheDalianChurningQiDingshanbase，feedscontains03％solidmicrobi