Thaum ib lub cawv muaj tsw phem thaum lub sijhawm fermentation, nws feem ntau yog vim muaj cov roj av ntau dhau xws li hydrogen sulfide uas tsim los ntawm cov kua txiv hmab txiv ntoo thaum lub sijhawm fermentation. … Tsis muaj nitrogen yog ib qho laj thawj vim li cas cov poov xab yuav dhau los ua cov ntxhiab tsw.
Yuav ua li cas cawv yuav tsw zoo li thaum fermentation?
Hydrogen sulfide (H2S) yog rotten qe tswkoj tsw, thiab nws feem ntau tsim thaum kawg ntawm fermentation. Feem ntau cov neeg tsim khoom lag luam hauv tsev yuav tsis pom qhov teeb meem tsis hnov tsw txog thaum thawj racking.
fermentation tsw zoo li cas?
Thaum active fermentation nws yog ib qho uas yuav hnov tsw yeasty, fruity aroma.
Vim li cas fermenting wine tsw phem?
Thaum lub sijhawm fermentation, thaum cov poov xab hloov cov txiv hmab txiv ntoo rau hauv cawv, sulfur muaj peev xwm qee zaum hloov mus ua cov tshuaj hu ua thiols uas tuaj yeem ua rau koj cov cawv tsw qab txaus ntshai. Cov tshuaj no, hu ua thiols, tuaj yeem ua rau koj cov cawv tsw qab.
Yuav ua li cas koj thiaj paub tias cawv fermentation phem?
Tshuaj tsw qab zoo li acetone (cov ntsia thawv polish tshem tawm) thiab sulfur (cov qe lwj). Cov no tuaj yeem tsim thaum lub sijhawm fermentation thiab yog ib qho cim ntawm kev ua tsis zoo ntawm winemaking. Ib tug liab caw yog xim av thiab ib tug dawb wine muaj ib tug tinge ntawm xim av.
