Whywemustuseacidifierforpigletfeed?
It is base of Physiologicalcharacteristicsofpigletsdigestion
Pigletsdigestiveorganandfunctionneedaperiodtogrowthbeforemature.
Therearesomeremrkablecharacteristicsfordigestioninpigletsgastrointestinaltract,
whichisdifferenfromgrowthpig,e.g.secretionvolumeofgastricjuice,gastricacid,digestive
enzymeingastricjuice,adenteraldigesstion,etc.
Acidityofgastricacid:Lackofhydrochloricacidisthemostimportantcharacteristictonew
bornpiglets.Althoughgastricglandcansecretealittleofhydrochloricacid,theyquickly
combinewithgastricmucus.Andfreehydrochloricacidcannotbedetectedbytitrationmethod.
Bactericidalactivityofgastricjuicemainlydependsontheconcentrationoffreehydrochloricacid.
Gastricdigestiveenzyme:Digestiveenzymeingastricjuiceofpigletismainlypepsinandchymosin.
Chymosinhasalreadyhadeffectonnewbornpigletandstrongerwithgrowingup.Gastricjuice
ofone-day oldpiglethasalreadyexistedpropepsin,anditsconcentrationisincreasingin36weeks,
butitseffectisplayedafter20daysold.Thatisbecauseoflackofhydrochloricanditcannot
beactivated.Digestiveabilityofpepsiniscontinuouslyenhancedafterweaning.
Intestinaldigfestion:Attheageoflackofhydrochloricacidinthestomachjuice,digestive
functionisweakinthepigletsstomach.Foodismainlydigestedbypancreaticjuiceandintestinal
juiceinthesmallintestine.Asageinthedaysincreasing,stomachdigestivefunctionisgradually
completed;digestiveactionbecomesmopreandmoreimportancetofeed.
Therefore,therearetwomainreasonscausedpigletdiarrhea:First,thereisnotenoughfree
hydrochloricacidtokillexoticharmfulbacteria,soitcausesharmfulbacteriacomeintolarge
intestinegrowthandreproduction;Second,stomachdigestivefunction
isnotcompleteandpepsincouldntbeactivatedcompletelyusedindigestion,resultinnutritional
diarrhea.
Tothereasonsabove,theprinciplesofaddingexogenousacidifieristhat,bothitcankill
batcteriaandactivatepepsininstomach,meanwhilepartlycomeintosmallintestinetostimulate
secretionofdigestivejuiceattheendofalimentarytractandalsonotallowtodestroygastric
mucosandmakealkalinesubstancetoloseactivityattheendofsmallintesine.