雨课堂学堂在线学堂云《Cattle Rearing and Bovine Disease Prevention and Control Techniques（黑龙江农业经济职业学院）》单元测试考核答案

CattleRearingandBovineDiseasePreventionandControlTechniques第1题HowmanykeycattlebreedsaretherefortheprotectionofChina'slivestockandpoultrygeneticresources?A10B88C8D12第2题AmongChina's'FiveMajorYellowCattle',theonethatcomesfromtheNortheastis().ALuxicowBNanyangcattleCYanbiancattleDJinnancattle第3题ThedistinctivefeatureofAnguscattleis().APolledBHornedCYellowandwhitepatternDShortstature第4题Accordingtotheidealdesign,thecowgivesbirthtoonecalfperyear,thedryperiodis60days,theactualmilkingperiodis305days,andthecomprehensivebenefitisthebest.第5题Theoptimalnumberofgenerationsforprogressivecrossbreedingis____to____generations.第6题Theestruscycleofcowsisgenerally()days.A14～18B18-24C24~28D28-32第7题Theinitialestrusofcowsisgenerallyattheageof____to____months.第8题Inthereproductivelawofcattle,sexualmaturityreferstothestagewhenthereproductiveorgansarefullydevelopedandhavetheabilityto____.第9题Artificialinseminationtechnologysignificantlyimprovestheutilizationrateofsiresandtheconceptionrateofcows.第10题Thecharacteristicsofthemucusduringlateestrusincowsare().AThinandtransparentBThickwithbloodstainsCAbundantandwateryDNomucusdischarge第11题Rectalexaminationcanaccuratelydeterminethetimeofcowovulation.第12题Ovulationincowsoccurs____afterestrus.第13题Beforeartificialinsemination,cleanthecow'svulvawithwarmwater,thendisinfectitwith()potassiumpermanganatesolution.A0.001B0.003C0.005D0.01第14题Artificialinseminationshouldbecompletedwithin()minutesafterthawingfrozensemen.A10B20C30D60第15题Onlydisinfecttheinseminationdevicebeforeinsemination;thereisnoneedtodisinfectthecow'svulva.第16题Semenwithmotilitylowerthan0.3afterthawingshouldnotbeused.第17题Themostsuitablewatertemperatureforthawingfrozensemenis____～____°C.第18题Theearliesttimeforconfirmingpregnancythroughrectalexaminationincowsis()daysafterbreeding.A15～20B25-30C35~40D45-50第19题Theparturitionprocessisdividedintoseveralstages.A2B3C4D5第20题Duringparturition,thefetaldeliverystagegenerallylasts()A0.5～2hoursB2-4hoursC4~6hoursD6-8hours第21题Theparturitionprocessisdividedinto____stages.第22题WhichofthefollowingdoesnotbelongtoChina's'FiveMajorYellowCattle'breeds?ALuxicowBNanyangcattleCBashancattleDYanbiancattle第23题Dual-purposecattlehavebettermeatproductionperformancethanspecializedbeefcattle.第24题China's'FiveMajorYellowCattle'includeLuxicattle,Nanyangcattle,Yanbiancattle,Jinnancattleand____.第25题China'swaterbuffaloaremainlydistributedin().ANorthernregionsBSouthernregionsCNorthwestregionsDTibetanPlateauareas第1题Whichofthefollowingisnotnecessaryforthepreparationbeforeowningacat()AMaterialconditionsneededtokeepacatBSpiritualpreparationoftheownerCacatishealthyandengagedDadogiskeptashisplaymate第2题Whenchoosingameow,whichofthefollowingcatsisnotsuitableforadoption()Ahasashiny,fluffy,smoothcoatBhascleanearsCdrynose,slightlyfoul-smellingmouth,stainedtail,tearstainsDCatsthathavebeenfeddewormingmedicineandvaccinated第3题Whichofthefollowingfoodsisseriouslyharmfultocats,endangeringtheirlives,andshouldneverbeeatenatall()AmilkBonionsCchickenliverDsugar第4题Catslovecleanlinessismostoftenmanifestedbylickingtheirownhairwiththeirtongues,butovertimeitiseasytoformhairballsinthestomach,whichwecanpreventbyregularlyfeedingthecat().AhaircreamBcannedcatfoodCdrinkmorewaterDfattymeat第5题Thefollowingarelong-hairedcatbreeds()APersiancatBSiberiancatCHimalayancatDSiamesecat第6题Thefollowingareshort-hairedcatbreeds()AEgyptiancatBRussianbluecatCAbyssiniancatDRagdollcat第7题Whichofthefollowingfoodsaresuitableasstaplefoodforcats()AHumanleftoversandleftoversBCatfoodCSnackcatcannedfoodandsnackcatfreeze-driedfoodDStaplecatcannedfoodandstaplecatfreeze-driedfood第8题Whichofthefollowingstatementsisfalse()ACatfoodmeansdryfood,onlydryfoodisenoughBCatseatdryfoodtohelpthemcleantheirteethCThereshouldbenosaltincatfood,whichcancausecatkidneystonesifcatseatitDOftenchangedifferentcatfoodforcatstogetmorenutrients第9题.Ifyouwanttobeaqualifiedcatowner,youmustgiveitthebestdiet,butyoucan'tdevelopitsbadhabitofpartiality,soyoucangiveittheleftoversofourhumanmealsonweekdays,andonholidaysyoucangiveitbraisedfish,braisedporkribsandsoontosupplementitsnutrition.第10题Intheprocessoftrainingthecattodefecateatafixedpoint,whenthecatisfoundtodefecateinaplacewhereitshouldnotdefecate,itmustbestoppedintimeandseverelypunished.Chapter2:Homework第1题InDHItesting,thesamplingvolumeforeachcowis()mL,sampledproportionallyaccordingtothenumberofmilkingsA30B40C50D20第2题ThegrowthperformanceindicatorsofbeefcattlemainlyincludeABirthweight,weaningweightBWeightat12monthsofage,weightat18monthsofage,weightat24monthsofageCDailyWeightGainDA,B,andC第3题WhichofthefollowingindicatorsisnotincludedintheDHItest()AMilkproductionBMilkfatpercentageCBodyWeightDSomaticcellcount第4题DairycowsbegintoparticipateinDHItestingonthe5thdayaftercalving,mainlybecause()AColostrumcompositionisunstableBStablemilkproductionwithin5dayspostpartumCConvenientforSamplingDComplieswithindustrystandards第5题DHItestingcanbeusedtoevaluatethehealthstatusofdairycows第6题TheDHIsamplingvolumeforeachcowneedstobeaccurateto10mL第7题InDHItesting,thesamplingvolumeforeachcowis____mL.第8题DairycowsparticipatinginDHItestingarelactatingcowsfromthe____to305thdayaftercalving.第9题ThemeasurementofcalfbirthweightisatthetimemeasurementA0.5hoursafterbirthBBornwithin2hoursCWithin24hoursofbirthDBeforefirstingestionofcolostrum第10题TheslaughterrateofagoodbeefcattlebreedisoftenaroundA50～55%B55～60%C60～65%D45～55%第11题Themeatproductionperformanceindicatorcalculatedby“netmeatweight/slaughterliveweight”isADressingpercentageBDressedmeatpercentageCCarcassMeatYieldDNoneofthem第12题BeefisdividedintohowmanygradesaccordingtothepartofthebeefAFirstgradeBGradetwoCGradeThreeDLevel4第13题Thedailyweightgaincalculationformulaforbeefcattleis()A(finalweight-initialweight)/daysoffeedingB(Initialweight-Finalweight)/NumberoffeedingdaysCFinalWeight/NumberofDaysinFeedDInitialweight/numberofdaysraised第14题Netmeatratereferstotheratioof()toslaughterliveweightACarcassweightBDressedweightCBoneWeightDVisceralweight第15题Thegrowthperformanceindicatorsofbeefcattleinclude()AWeaningweightBWeightat18monthsofageCDressingPercentageDDailyweightgain第16题Slaughterliveweightreferstotheweightofthecowafterstoppingfeedingfor24hoursandstoppingwaterfor8hours第17题Thehighertheslaughterrateofbeefcattle,thebetterthemeatproductionperformance第18题Thecalfbirthweightshouldbemeasuredbefore____.第19题Thecarcassreferstothepartofthecowafterslaughteringandbleeding,removingtheskin,head,hooves,tail,andinternalorgans.第20题ThekeymanagementpointsfortheentireprocessofcornsilagearedividedintoseveralstagesA1B2C3D4第21题Duringthecarcasssegmentationofbeefcattle,primecutsmainlyinclude().ABackmuscleBLegmuscleCAbdominalMuscleDNeckmuscle第22题Thecarcassdoesnotincludetheheadandinternalorgansofthecow第23题Theeatingqualityofthird-grademeatissuperiortothatofsecond-grademeat.第24题Beefisdividedinto____gradesaccordingtothepart.第25题Thecarcassreferstothepartofthecowafterslaughteringandbleeding,removingtheskin,head,hooves,tail,and____.Chapter3:Homework第1题Silageismadebyharvestingfresh,green,juicyfeed,eitherdirectlyorafterappropriatedrying,choppingit,sealingitforstorage,andthenfermentingitwithlacticacid.第2题TMRisanadvancedfeedingtechniquethatinvolvesmixing,cutting,blending,andfeedingthecomponentsofthedietwithaspeciallydesignedmixeraccordingtothenutritionalneedsofdairycowsatdifferentgrowthandlactationstages,asdesignedbynutritionexperts.第3题Thebestharvestingperiodforwholeplantcornsilageis().AMilkystageBWaxingstageCMaturestageDSeedlingstage第4题Themainmicroorganismsforsilagefermentationare().ALacticacidbacteriaBYeastCMoldDEscherichiacoli第5题Ensuregoodsealingduringsilageprocesstopreventairfromentering.第6题Silagefeedcanbestoredforalongtimewithoutspoiling.第7题Thekeymanagementpointsofthewholeprocessofcornsilagearedividedinto____stages.第8题Silagefeedismadethrough____fermentation.第9题ThemainplacewhereanimalsabsorbvariousnutrientsisALargeintestineBRumenCSmallintestineDReticulum第10题TheadvantagesofTMRdietsdonotinclude().ANutritionalbalanceBReducepickinessCIncreaselaborefficiencyDIncreasefeedwaste第11题DuringTMRprocessing,themixingvolumeshouldnotexceed85%ofthefullload.第12题TMRstandsfor____.第13题DuringTMRprocessing,itisadvisabletomixat____%orlessofthefullload.第14题PeanutcakemealishighlysusceptibletoAspergillusflavusinfection,producingaflatoxin,anditisdifficulttoremove.第15题Livestockandpoultryfarmscanbeplannedandconstructedwithinthescopeofbasicfarmland.第16题Themainfunctionofthecow'srumenis().ADigestibleproteinBFermentablefiberCAbsorbnutrientsDStorefood第17题Thefollowingbelongtoenergyfeed().ASoybeanmealBCornCFishmealDLimestone第18题Premixdoesnotinclude().AVitaminsBMineralsCProteinDTraceelements第19题Theprinciplesofdietformulationinclude().ANutritionallycompleteBPalatabilityCLowcostDEasytostore第20题PeanutcakemealissusceptibletoAspergillusflavusandneedstobeproperlystored.第21题Soybeanmealisahigh-qualityproteinfeed.第22题Concentratedfeedincludespremix,proteinfeed,and____.第23题____,branbelongtoenergyfeed,soybeanmealbelongstoproteinfeed.第24题DuringtheTMRprocessing,itisadvisabletomixat____orlessofthefullload.A0.75B0.8C0.85D0.9第25题Thesmallintestineisthemainplacewherecowsabsorbnutrients.Chapter4:Homework第1题Thefarmshouldbebuiltinaflat,dry,andsunnyplaceshelteredfromthewind,andlocateddownwindofresidentialareas.第2题Thefarmshouldhavefacilitiesandequipmentfortheharmlesstreatmentofdeadlivestockandwastethatarecompatiblewiththeproductionscale.第3题Whichofthefollowingstatementsabouttheprinciplesforconstructingfunctionalareasinlivestockandpoultryfamilyfarmsiscorrect?AConformstothephysiologicalcharacteristicsoflivestockandpoultryBAdapttolocalclimateandgeographicalconditionsCEconomicPracticalityinArchitectureDConvenientforscientificfeedingmanagement第4题ThefarmareashouldbeequippedwithALivingmanagementareaBBreedingareaCQuarantineBreedingAreaDManuretreatmentarea第5题Whichofthefollowingisnotsuitableasalocationforafarm?()AHighanddrylocationBPlentyofwatersourcesCLow-lyingandFlood-ProneAreaDConvenienttransportation第6题Thelivingandadministrativeareashouldbelocatedupwindofthefarm'sprevailingwinddirection.第7题Theareaoccupiedbyeachmaturecowinthebarnisgenerally()squaremeters.A3～4B5～6C7～8D9to10第8题Calfbarnsshouldbesetupseparatelytoavoidmixingcalveswithadultcows.第9题Theorientationofdairycowbarnsispreferablyfacingsouth.第10题Theareaforeachheiferinthebarnisgenerally____squaremeters.第11题Dairycowbarnsaredividedintocalfbarns,heiferbarns,maturecowbarns,and____basedongrowthstages.第12题Themilkingequipmentthatoperatesaccordingtoawell-designedprocedurewithouthumaninterventionisAFishbonemilkingequipmentBParallelmilkingequipmentCTurntableMilkingMachineDRoboticmilkingsystem第13题Thepurposeofdisinfectingtheudderbeforemilkingis()APreventmastitisBIncreasemilkproductionCImprovesMilkQualityDShortenmilkingtime第14题Rotarymilkingmachinesaresuitableforlarge-scaledairyfarms.第15题Themilkingparlorisgenerallylocatedatoneendorinthecenterofthe____feedingarea.第16题Beefcattlebarnscanbedividedintotetheredandfencedcategoriesbasedonwhetherthecattlearecontrolledduringfeeding.第17题Theinteriorofthebarnshouldbe(),andtheplacementofvariousfacilitiesinsideshouldbescientificandreasonabletofacilitatebeefcattlegrowth.AShouldbedryBWarminwinter,coolinsummerCRoofwithCertainThicknessDGoodthermalinsulationperformance第18题Thecharacteristicoffencedbeefcattlebarnsis()AFacilitatescontrollingfeedintakeBCattlefreetomoveCLaborSavingDSuitableforsmall-scalefarming第19题Tetheredbeefcattlebarnsfacilitateindividualmanagement.第20题Theadvantagesofthedrymanureremovalmethodare______AWatersavingBLowconcentrationofmanureCLowTreatmentCostsDSuitableforlarge-scalefarms第21题Thepurposeofharmlesstreatmentofmanureis______APreventpollutionBResourcerecoveryCReducesOdorDComplywithregulations第22题Thewater-flushingmanureremovalmethodispronetogeneratingalargeamountofammoniagas.第23题Probioticcompostingfermentationmethodcanproduceorganicfertilizer第24题Farmingmanureremovalmethodsincludewaterflushmanure,water-solublemanure,and____.第25题Manuretreatmentshouldfollowtheprinciplesofreduction,harmlessness,resourceutilization,and____.Chapter5:Homework第1题ThepatternofmilkproductionindairycowsduringlactationisAFirstrisethenfallBFirstdeclinethenriseCConstantlydecreasingDConsistentlyRising第2题After3daysofcolostrumfeeding,calvesaretransitionedtoastageoffeedingwithwholemilkormilkreplaceruntilweaningA1B2C3D4第3题Calvesareusuallyintroducedtosilagefeedat()AOnemontholdB2monthsoldC4monthsoldD6MonthsOld第4题Growingcattlereferstoheifersfrom()monthsofageuntilbeforetheirfirstbreedingA5B6C7D8第5题Thefeedingpatternforyoungcowsisfree-rangefeedingandadlibitumfeeding第6题Theperipartumperiodreferstothe21daysbeforeandaftercalving,andcanbeappropriatelyshortenedorextendedbyoneweek.第7题Heifersshouldbemovedintothematernityward()daysbeforecalving.A3～5B7～10daysC15～20D20～30第8题Thefeedingpatternforheifersis____feedingand____feeding.第9题PostpartummonitoringofdairycowsmainlyincludesAObservetheconditionoftheplacentaBObservetheconditionoflochiaCCheckuterinerecoveryDObserveforAnyDamageintheBirthCanal第10题Peripartumdairycowsareproneto().AMastitisBKetosisCParasiticdiseasesDFoot-and-MouthDisease第11题Postpartumlochiagenerallylastsfor2to3weeks.第12题DairycowsparticipatinginDHItestingare()dayspostpartum.A10～305B20～305C15～305D5～305第13题Anexcessivelyshortdryperiodaffectsthenextlactation'smilkyield.第14题Thecharacteristicsofdryperiodrationsare().AHigh-energy,high-proteinBLowenergy,lowproteinCModerateenergy,adequatecrudefiberDHighCrudeFiber,LowEnergy第15题Thelengthofthedryperiodsignificantlyaffectsthenextlactation'smilkyield.第16题Theproductivelifespanofdairycowsisabout()years.A2～3B4～5C6～8D10～12第17题Inthelatelactationphase,themilkyieldofcowscontinuestodecreasefromthemid-lactationlevel,andtherateofdeclineaccelerates.Afterreachingthepeakoffeedintake,intakebeginstodecrease.Thenutrientsconsumedexceedthosesecretedinthemilk,resultinginapositivebalanceofmetabolismandanincreaseinbodyweight.第18题Usea()warmtoweltocleantheudderduringmilking,thenmassageandbeginmilking.A20~30℃B30~40°CC45~50°CD60~70°C第19题Thepeaklactationperiodofdairycowsusuallylastsfor()days.A30～60B60～90C90～120D120～150第20题Criteriaforgroupingcowsduringlactationinclude()AMilkproductionBParityCLactationphaseDBodyConditionScore第21题Therateofmilkproductiondeclineacceleratesduringmid-lactation第22题Intheprocessofcowbreeding,theabsenceofclinicalsymptomsincowsandnovisibleabnormalitiesinmilkindicatenoinflammationintheudder第23题Whataretheproductioncyclesofbeefcattle?ALactationperiodBJuvenileperiodCYouthperiodDAdulthood第24题Disinfectteatswith()aftermilkingAAlcoholBIodophorCFormalinDPotassiumPermanganate第25题Thevacuumlevelformilkingisgenerallycontrolledat()kPaA30～40B40～50C50～60D60～70Chapter6:Homework第1题Thelactationperiodforbeefcattleisgenerally()months.A1～2B2to3C3～4D4to5第2题Factorsaffectingtheproductioncycleofbeefcattleinclude().ABreedBFeedingmanagementCGenderDAmbientTemperature第3题Beefcattlehavethefastestweightgainduringtheiradultstage.第4题Theproductioncycleofbeefcattleincludesthelactationperiod,juvenileperiod,youthperiod,and____.第5题Thetheoreticalbasisforrapidfatteningoffeedlotcattleis____.第6题Underfullgrazingconditions,firstmatingat15~24monthsofage;underbetterconfinedfeedingconditions,firstmatingat()monthsofage.A10～15B12to15C12～20D10to20第7题Thedressingpercentageofagoodbeefcattlebreedisabout____%to____%.第8题Themaindifferenceinfeedingbeefcalfanddairycalfis().AColostrumfeedingamountBWeaningtimeCConcentrateRatioDExerciseIntensity第9题Ifthefetalgrowthanddevelopmentduringtheembryonicperiodispoor,itisdifficulttocompensateafterbirth,thegrowthrateslowsdown,andfeedingcostsincrease.第10题Theslaughterweightrequirementforhigh-qualitybeefcattletoproducehigh-gradebeefis____kg.A300～400B400to500C500～600D600to700第11题Vealisproducedbyslaughteringcalvesat____monthsofage.A3～4B6to8C12D18第12题Intheproductionofhigh-gradebeef,thefatteningperiodisgenerally____.A3～6monthsB6to12monthsC12～18MonthsD18to24months第13题Themoremarblinginhigh-gradebeef,thebetterthequality.第14题Asmallamountofroughagecanbefedduringvealproduction.第15题Thebestfatteningageforproducinghigh-qualitybeefshouldstartfrom____to____monthsofage.第16题Theslaughterweightrequirementforhigh-gradebeefis____to____kg.第17题Howmanystagesarethereinthecalfstage?A1B2C3D4第18题Preparationbeforetransportingframecattle.Beforeloading,feedthecattlesomeeasilydigestiblegrass,silage,bran,andasmallamountofcorn,andstopfeeding()beforeloading.A1～2hoursB2to4hoursC4～5hD3to4hours第19题Aftertheinitialestrus,ittakesacertainperiodforthecowtoreachsexualmaturity.Theinitialestrusisgenerallyat____monthsofage.A5～8B6to12C5～12D6to8第20题Thebeststageforcompensatorygrowthis().ALactationperiodBJuvenilestageCYouthDAdulthood第21题Compensatorygrowthcanimprovefeedconversionefficiency.第22题Therecoveryperiodaftertransportingframecattleisgenerally____.A3～5daysB7to10daysC15～20DaysD20to30days第23题Thetypesoffeedforframecattlefatteninginclude().AConcentratedfeedBForageCSilageDAdditives第24题Increasetheproportionofconcentratefeedduringthehangingframeperiod.第25题Limitexerciseduringthelatefatteningofframecattle.Chapter7:Homework第1题Thedairyfarmproductionplanmainlyincludesbreedingmatingplan,cattleturnoverplan,milkproductionplan,andfeedplan,withcorrespondingproductionindicators.第2题Mostcowsexperiencearapidincreaseinmilkproductionaftercalving,reachingapeakinthe()month,andthengraduallydecreasing.A2～3B2～4C1to3D3～4第3题Thecoreofthecattleturnoverplanis().AMaintainareasonableherdstructureBIncreasemilkyieldCReducemortalityrateDIncreasereproductiverate第4题Themilkproductionplanshouldbebasedoncowbreedandparity.第5题Thebreedingmatingplandoesnotneedtoconsiderseasonalfactors.第6题Thedairyfarmproductionplanmainlyincludesbreedingmatingplan,cattleturnoverplan,milkproductionplan,and____plan.第7题Thestaffoffamilyfarmsforlivestockandpoultryfarmingmainlyinclude______.AFamilyfarmownerBVeterinarianCBreedingpersonnelDBreedingstaff,Logisticsstaff第8题Quotaisthe()ofcompilingproductionplans.AFoundationBBasisCGuaranteeDImplementation第9题Feedconsumptionquotarefersto().ADailyfeedconsumptionpercowBFeedconsumptionperkilogramofmilkproductionCTotalmonthlyfeedconsumptionDAlloftheabove第10题Cattlefarmquotasinclude().ALaborquotaBFeedconsumptionquotaCCostquotaDProductionquota第11题Onceestablished,quotascannotbemodified.第12题Quotaisthe____ofcompilingproductionplans.第13题Beforecompilingtheproductionplaneachyear,acomprehensivecollection,investigation,organization,and____ofquotasareneeded.第14题Thespecificmeasuresforcattlefarmfeedingprocessmanagementaredividedintohowmanysteps.ADeterminegoalsBDeterminefeedingmethodCOrganizebreedingmatingandherdrenewalDCorrectlyorganizelaborprocess第15题Responsiblefordailycattlefeedingtechnicalguidanceis().AFarmmanagerBTechnicianCFeederDVeterinarian第16题Thecoreofcattleherdrenewalworkis().ACulllow-producingcowsBIntroducehigh-yieldcowsCImprovebreedingrateDReducemortalityrate第17题Thefeedingmethodshouldbedeterminedbasedonthebreedandgrowthstageofthecattle.第18题Cattlefarmfeedingprocessmanagementincludesdetermininggoals,determiningfeedingmethods,organizingbreedingmatingand____work,andcorrectlyorganizingthelaborprocess.第19题Forcowproduction,allcomponentsareinterrelated,promotingandrestrictingeachother.Toachievethedesiredproductionresults,itisnecessaryforeachelementtobequalitativelycompatible,quantitativelycoordinated,withthemainandsecondarypositionsandsequencesofeachelementclearlydefined,andtointegratewiththeexternalenvironment.第20题Theimportantroleofcattlefarminformatizationinthedevelopmentofthecattleindustryismainlymanifestedin()aspects.A1B2C3D4第21题Thecattlefarminformationmanagementsystemdoesnotinclude().AHerdrecordmanagementBProductiondatastatisticsCFinancialaccountingDArtificialinseminationoperation第22题Small-scalecattlefarmsdonotneedinformationmanagement第23题Theimportantroleofcattlefarminformatizationinthedevelopmentofthecattleindustryismainlyreflectedin____aspects.第24题Theindicatorsforevaluatingdairycowcomfortdonotinclude().ABeddingqualityBFeedingspaceCMilkyieldDResttime第25题Crowdedbreedingenvironmentscanreducedairycowwelfare.Chapter8:Homework第1题Thebestbedis()AThickbeddingstrawBSawdustCSandDGravel第2题Duringtheblockade,theoutflowofinfected,suspectedinfected,andsusceptibleanimalsandproductsfromtheepidemicareaisprohibited第3题Theprimarymeasurefordiseasepreventionandcontrolis()AVaccinationBDisinfectionCQuarantineDIsolation第4题Theconditionsforliftingtheblockadeoftheepidemicareaare()A14daysafterthelastsickcowrecoversBThoroughlyDisinfectedCNonewcasesoccurredDAlloftheabove第5题Thediseasepreventionandcontrolsystemincludes()ABio