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美国养猪课件Lecture 13 - Feeding and Managing Swine

美国养猪课件Lecture 13 - Feeding and Managing Swine

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页数：17页

时间：2021-12-01

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1、FeedingandManagingSwineChapter30Chapter30:FeedingandManagingSwineWhatarethetypesofswineoperations?Understandboarandbreedingfemalemanagement.Howshouldyoumanageasowduringfarrowingandlactation?Howshouldyoumanageapigletfrombirthuntilweaning?Whatarethemajorcausesofpigmortality?Understandt

2、hedifferenttypesofdietformulations.Whatarefeedadditives?Whatextracareneedstobegivenwithpurchasedfeederpigs?Whatdoesamanuremanagementplaninclude?Whatthingscanreducestressandporkqualityissuesinmarketpigs?SwineOperations4majortypesofswineoperations:FeederpigproductionFeederpigFinishingF

3、arrow-to-FinishPurebredorSeedstockFarrow-to-FinishGoal:feedandmanagesows,gilts,andboarseconomicallytoensurealargelitterofhealthy,vigorouspigsfromeachbreedingfemaleBoarManagementNeedtobepurchaseddpriortobreedingFromaheardwithanexcellentherdhealthprogramIsolatedfor30dTreatforexternalan

4、dinternalparasitesVaccinatedforerysipelasandleptospirosisPassabrucellosis-freetest30dfence-lineexposuretodevelopimmunityManagedtoensureexcellentqualityandquantityofsemenDonotoverfeedYoungboars(upto260lbs)shouldreceivelbsoffeedMatureboarsshouldreceivelbsoffeedBoarManagementYoungboars:

5、1in12boarshavereproductiveproblemsPotentialtopen-breed8to12giltsMatureboarcanbreed10to12femalesBreedingFemaleManagementNutritionBodyConditionScoremark.asci.ncsu.edu/.../factsheets/810s.htmFeedingandManagement WeaningtoMarket60–70%ofporkproductioncostsareforfeedFeedefficiencyshouldbel

6、boffeedperlbofgainFeedingredientsCerealGrainsProteinVitamins,andmineralsPelletingandgrindingfeedsincreasefeedefficiencyFeedingandManagement WeaningtoMarketMycotoxinsareaproblemincornLysineissupplemented-rationneedstobebalancedforlysinerequirementCalcium:PhosphorusFeedingandManagement

7、 WeaningtoMarketFormulationofSwineDiets:GrainandcompleteswinesupplementGrainandsoybeanmealplusabasemixGrain,soybeanmeal,vitaminpremix,trace-mineralpremix,salt,andcalciumandphosphorussourcesFeedingandManagement WeaningtoMarketFeedadditivescompoundscomingformbacteriaandmoldstokillother

8、microorganismsc

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