Kev siv Potassium Fertilizer

Jan 10, 2026

Tso lus

1. Txhawb kev cog qoob loo thiab kev loj hlob
Potassium yog ib qho ntawm peb cov khoom noj tseem ceeb (nitrogen, phosphorus, potassium) hauv cov nroj tsuag, koom nrog cov txheej txheem ua kom muaj ntau tshaj 60 enzymes hauv cov nroj tsuag, cuam tshuam ncaj qha rau cov haujlwm tseem ceeb hauv lub cev xws li photosynthesis, ua pa thiab protein synthesis. Tshwj xeeb, nws yog manifested li:

Txhim kho photosynthesis efficiency: Potassium tuaj yeem tswj lub plab qhib thiab kaw, txhawb nqa cov pa roj carbon dioxide nqus, thiab ua kom muaj kev thauj mus los thiab khaws cov khoom photosynthetic (xws li cov hmoov txhuv nplej siab thiab qab zib), ua qoob loo stems tuab thiab nplooj tuab. Piv txwv li, tom qab siv cov poov tshuaj chiv rau nplej, tus naj npawb ntawm tillers nce 15% -20%, thiab 1000-grain hnyav nce li 10%.

Txhawb kev loj hlob hauv paus: Potassium stimulates apical cell division, tsub kom cov hauv paus hniav, thiab txhim kho qoob loo nqus dej thiab as-ham. Nyob rau hauv drought tej yam kev mob, poov tshuaj chiv tuaj yeem txhim kho lub peev xwm ntawm cov hauv paus hniav kom ntev mus rau hauv cov av sib sib zog nqus thiab txo cov qoob loo los ntawm cov dej tsis txaus.
Tswj cov qoob loo loj hlob: Potassium ncua cov nplooj laus thiab ua kom lub neej ntev ntawm nplooj ntoo los ntawm kev cuam tshuam qhov sib npaug ntawm cov tshuaj hormones (xws li cytokinin thiab abscisic acid), yog li ua rau cov khoom sib xyaw ua ke thaum lub sij hawm cog qoob loo.

2. Txhim kho qoob loo kev ntxhov siab
Potash yog lub npe hu ua "cov khoom zoo" thiab "cov ntsiab lus kev ntxhov siab", thiab nws lub luag haujlwm tseem ceeb tshwj xeeb hauv cov xwm txheej tsis zoo:
Drought resistance: poov tshuaj tuaj yeem txo cov cell osmotic muaj peev xwm, txhim kho cov dej ntawm tes tuav lub peev xwm, thiab txhawb kev nqus dej hauv paus, kom cov qoob loo tuaj yeem tswj lub cev muaj zog thaum lub caij ntuj qhuav. Kev sim tau pom tias daim ntawv thov poov tshuaj tuaj yeem ua rau muaj kev kub ntxhov ntawm pob kws los ntawm 30% -50%.

Txias tsis kam: Potassium txo kev puas tsuaj rau cov cell membranes los ntawm kev ua kom cov kua qaub ntawm tes, txo qhov chaw khov, thiab tsis kub. Nyob rau hauv cov txiv hmab txiv ntoo nrog potash daim ntawv thov nyob rau hauv lub caij ntuj no, lub paj bud sib txawv tus nqi nce los ntawm ntau tshaj 20%, thiab qhov tshwm sim ntawm Frost puas tsuaj yog txo.

Kev tiv thaiv kab mob: Potassium ntxiv dag zog rau cov qauv phab ntsa ntawm tes, thickens stratum corneum, thiab tsim lub cev tiv thaiv kab mob los tiv thaiv kab mob los ntawm invading. Tib lub sijhawm, cov poov tshuaj tuaj yeem tsim cov kab mob- cuam tshuam cov proteins hauv cov nroj tsuag thiab txhim kho cov kab mob fungi, kab mob thiab kab mob. Piv txwv li, daim ntawv thov poov tshuaj txo qhov tshwm sim ntawm lig blight los ntawm 40% -60%.
Chaw nyob tsis kam: potassium txhawb lub lignification ntawm stems, tsub kom lub zog txhua yam, thiab ua rau cov qoob loo tsis tshua muaj chaw nyob thaum lub sij hawm cua thiab nag los yog txiv hmab txiv ntoo nthuav lub sij hawm. Tom qab siv cov poov tshuaj ntawm cov nplej, cov qia tuab tau nce los ntawm 15% -20%, thiab qhov chaw nyob qis dua li 50%.

3. Txhim kho cov khoom ua liaj ua teb zoo
Potassium chiv muaj txiaj ntsig zoo rau kev txhim kho cov tsos, saj thiab kev noj haus ntawm cov khoom ua liaj ua teb:

Txhim kho cov txiv hmab txiv ntoo zoo: Potassium tuaj yeem txhawb cov piam thaj sib xyaw thiab cov hmoov txhuv nplej siab, thiab ua kom cov txiv hmab txiv ntoo qab zib. Piv txwv li, tom qab siv cov poov tshuaj rau cov txiv apples, cov ntsiab lus ntawm cov kua dej soluble nce 1% -2%, cov txiv hmab txiv ntoo zoo dua, thiab cov xim zoo dua.

Txhim khu kev ruaj ntseg: Potassium ncua cov txiv hmab txiv ntoo senescence, txo ethylene tso tawm, thiab ncua sij hawm cia. Tom qab siv cov poov tshuaj rau citrus, tus nqi rot yog txo los ntawm 30%, thiab lub txee lub neej txuas ntxiv los ntawm 7-10 hnub.

Optimize nutrient muaj pes tsawg leeg: Potassium tuaj yeem txhawb kev nqus thiab siv nitrogen thiab phosphorus los ntawm cov qoob loo, thaum nce cov ntsiab lus ntawm cov protein, vitamin C thiab minerals. Piv txwv li, potassium-coated spinach nce vitamin C cov ntsiab lus los ntawm 25% thiab cov ntsiab lus hlau los ntawm 18%.

 

4. Kev tswj cov av ib puag ncig

Potassium fertilizer muaj qhov cuam tshuam ncaj qha rau cov av physicochemical thiab kev ua haujlwm ntawm microbial:

Txhim kho av Structure: Potassium ions (K⁺) neutralize tus nqi tsis zoo nyob rau saum npoo ntawm cov av colloids, txo cov av nplaum particle dispersion, txhawb kev sib sau ua ke, thiab txhim kho av permeability thiab dej tuav.

 

Sib npaug av Cov Khoom Noj: Potassium muaj antagonistic cuam tshuam nrog cations xws li calcium thiab magnesium. Kev siv cov poov tshuaj tsim nyog tuaj yeem tiv thaiv cov av compaction los ntawm ntau cov calcium thiab magnesium, thaum txhawb kev nqus ntawm cov ntsiab lus xws li phosphorus thiab zinc.

 

Activating Av Microorganisms: Potassium yog ib qho tseem ceeb ntawm cov microbial cell membranes. Potassium daim ntawv thov tuaj yeem txhim kho microbial kev ua ub no, ua kom lub cev decomposition ntawm cov organic teeb meem, thiab txhim kho av fertility.

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