Ua ntej, poov tshuaj chiv ua kom cov qoob loo tsis zoo rau cov xwm txheej tsis zoo. Potassium yog ib qho activator ntawm ntau cov enzymes hauv cov nroj tsuag, koom nrog hauv cov txheej txheem physiological tseem ceeb xws li photosynthesis, ua pa, thiab nitrogen metabolism. Thaum cov qoob loo nqus cov poov tshuaj txaus, lawv cov phab ntsa ntawm tes thicken, thiab cell sap concentration nce, yog li txhim kho lawv cov kev tiv thaiv rau drought, txias, kab mob, thiab chaw nyob. Cov txiaj ntsig ntawm potassium chiv tshwj xeeb tshaj yog nyob rau hauv cov xwm txheej tsis zoo xws li drought lossis txias, pab cov qoob loo hloov mus rau ib puag ncig zoo dua thiab txo qis.
Qhov thib ob, potassium chiv muaj txiaj ntsig zoo rau kev txhim kho qoob loo thiab zoo. Potassium txhawb nqa photosynthesis, nce tsub zuj zuj ntawm photosynthetic khoom thiab yog li nce qoob loo. Tib lub sijhawm, potassium chiv txhim kho cov qoob loo zoo, xws li nce qab zib cov ntsiab lus ntawm cov txiv hmab txiv ntoo thiab cov vitamin ntsiab lus ntawm zaub. Rau cov qoob loo nyiaj ntsuab, daim ntawv thov ntawm poov tshuaj chiv tuaj yeem txhim kho lawv cov nqi lag luam. Piv txwv li, nyob rau hauv kev haus luam yeeb cultivation, poov tshuaj chiv tsub kom cov poov tshuaj cov ntsiab lus ntawm luam yeeb nplooj, txhim kho lawv combustibility thiab tsw zoo; Nyob rau hauv cov txiv hmab txiv ntoo cog qoob loo, potassium chiv txhawb cov txiv hmab txiv ntoo loj thiab xim, txhim kho kev lag luam ntawm cov txiv hmab txiv ntoo. Tsis tas li ntawd, poov tshuaj chiv muaj cov av zoo - txhim kho cov nyhuv. Potassium tuaj yeem cuam tshuam nrog lwm cov ntsiab lus hauv av los tsim cov av ruaj khov aggregate qauv, yog li txhim kho cov av lub cev xws li aeration thiab permeability. Nyob rau tib lub sijhawm, potassium chiv tuaj yeem tswj cov av pH, tswj cov pH kom haum thiab muab cov av zoo rau kev loj hlob ntawm cov qoob loo.
Thaum siv cov poov tshuaj chiv, nws yog ib qho tseem ceeb uas yuav tsum tau siv nws rationally raws li hom qoob loo thiab theem kev loj hlob. Cov qoob loo sib txawv muaj qhov sib txawv ntawm cov poov tshuaj chiv thiab sijhawm, yog li daim ntawv thov nyiaj thiab sijhawm yuav tsum tau txiav txim siab raws li qhov xwm txheej tshwj xeeb. Tsis tas li ntawd, poov tshuaj chiv tuaj yeem siv rau ntau txoj hauv kev, xws li cov chiv hauv paus lossis ua cov hnav khaub ncaws saum toj kawg nkaus thaum cog qoob loo.
Muaj ntau ntau hom poov tshuaj chiv nyob rau hauv kev ua lag luam, feem ntau suav nrog potassium chloride thiab potassium sulfate. Cov poov tshuaj chiv no txawv ntawm cov khoom xyaw, nqi, thiab kev siv cov teebmeem. Piv txwv li, poov tshuaj sulfate yog ib tug tag nrho cov dej-soluble poov tshuaj chiv nrog cov ntsiab lus siab ntawm cov khoom xyaw nquag, yooj yim nqus thiab siv los ntawm cov qoob loo, thiab muaj kev phiv tsawg rau cov av thiab cov qoob loo, yog li nws yog dav siv hauv kev xyaum.
