Thaum koj qhib ib lub raj mis ntawm cov cawv txiv hmab uas muaj hnub nyoog thiab dhau los ntawm nws cov xim liab, cov ntxhiab tsw qab thiab lub cev tag nrho, koj feem ntau nug koj tus kheej tias dab tsi ua rau cov txiv hmab txiv ntoo zoo sib xws rau hauv cov cawv txiv hmab no?
Txhawm rau teb cov lus nug no, peb yuav tsum xub txiav cov qauv ntawm cov txiv hmab txiv ntoo.
Grapes muaj stems, tawv, txhuam, pulp thiab noob.Cov khoom sib txawv yuav coj cov khoom sib txawv, xim, tannin, cawv, acidity, tsw thiab lwm yam.
1. Tannin, xim-tev
Grape stems, tawv thiab noob yog qhov chaw tseem ceeb ntawm tannins hauv cawv.
Tannin yog ib yam khoom phenolic ntuj uas yog lub hauv paus ntawm astringency hauv cawv.
Ntawm lawv, tannins nyob rau hauv cov txiv hmab txiv ntoo stems kuj ntxhib, muaj iab resins thiab tannic anhydrides.Cov tshuaj no zoo li tsim cov kua txiv hmab txiv ntoo ntau dhau, thiab cov roj iab hauv cov txiv hmab txiv ntoo tuaj yeem cuam tshuam rau saj ntawm cawv tom qab nias.Yog li ntawd, feem ntau wineries yuav xaiv tshem tawm cov txiv hmab txiv ntoo thaum lub sij hawm vinification txheej txheem thiab sim nyem cov txiv hmab txiv ntoo kom tsawg li sai tau thaum lub sij hawm nias.Qee qhov chaw ua lag luam xaiv tseg ib feem me me ntawm qia rau fermentation.Cov tannins hauv cawv feem ntau yog los ntawm cov tawv nqaij thiab cov ntoo qhib ntoo.Cov tannins zoo thiab silky ntawm lub palate, thiab lawv tsim "skeleton" ntawm cawv.
Tsis tas li ntawd, cov tshuaj tsw qab ntawm cov cawv txiv hmab thiab cov xim ntawm caw liab tsuas yog los ntawm kev rho tawm ntawm cov tawv nqaij thaum lub sij hawm brewing.
2. Cawv, Acidity, Syrup
Txiv hmab txiv ntoo pulp yog cov khoom tseem ceeb tshaj plaws nyob rau hauv winemaking.Grape syrup yog nplua nuj nyob rau hauv qab zib thiab dej.Qab zib yog fermented los ntawm poov xab thiab hloov mus rau hauv cov khoom tseem ceeb tshaj plaws hauv cawv - cawv.Lub acidity nyob rau hauv lub pulp kuj yog ib qho tseem ceeb tivthaiv, uas yuav tsum tau ib feem nyob rau hauv lub brewing txheej txheem, yog li ntawd cov cawu cub muaj ib tug tej yam acidity.
Feem ntau, txiv hmab txiv ntoo los ntawm huab cua txias muaj acidity ntau dua li txiv hmab txiv ntoo los ntawm huab cua kub.Rau cov ntsiab lus acid ntawm txiv hmab txiv ntoo, winemakers kuj ntxiv thiab rho cov kua qaub thaum lub sij hawm winemaking txheej txheem.
Dhau li ntawm cawv thiab acidity, lub qab zib ntawm caw yog los ntawm cov suab thaj nyob rau hauv lub pulp.
Winemakers tswj cov piam thaj hauv cawv los ntawm kev tswj cov txheej txheem fermentation.Vim muaj fermentation txaus, cov suab thaj cov ntsiab lus ntawm qhuav caw yog tsawg, thaum qab zib cawv feem ntau khaws ib feem ntawm cov piam thaj los ntawm tsis txaus fermentation los yog ntxiv saccharified txiv hmab txiv ntoo kua txiv kom qab zib.
Grapes yog lub hauv paus ntawm cawv.Txhua feem ntawm cov txiv hmab txiv ntoo plays lub luag haujlwm tshwj xeeb hauv cov txheej txheem winemaking.Deviations nyob rau hauv ib feem yuav ua rau ib tug saj ntawm wine, uas ua rau peb mus saj ntau delicious wines.
Post lub sij hawm: Dec-02-2022