Yuav tsum siv tshuaj dab tsi los tswj kev tawg paj ntawm carrots?

Cov carrots tuaj yeem tswj tau txij li thaum tawg paj los ntawm kev siv hom malonylureacov tshuaj tswj kev loj hlob(kev sib xyaw ua ke 0.1% – 0.5%) lossis cov tshuaj tswj kev loj hlob ntawm cov nroj tsuag xws li gibberellin. Nws yog ib qho tsim nyog los xaiv hom tshuaj, kev sib xyaw ua ke, thiab paub lub sijhawm thiab txoj kev siv kom raug.

Cov carrots yog ib hom zaub uas neeg feem ntau noj, muaj ntau yam as-ham thiab nyiam noj heev. Txawm li cas los xij, thaum lub sijhawm cog qoob loo, cov carrots yuav tawg, uas cuam tshuam rau cov qoob loo thiab qhov zoo. Yuav kom tswj tau cov carrots tawg zoo, cov neeg cog qoob loo feem ntau xaiv siv cov tshuaj tswj kev loj hlob ntawm cov nroj tsuag.

I. Cov Tshuaj Loj Hlob Maleic Hydrazide

Cov tshuaj maleic hydrazide uas tswj kev loj hlob yog ib qho ntawm cov tshuaj uas siv ntau tshaj plaws los tswj kev loj hlob ntawm cov carrots. Lawv tswj cov tshuaj hormones hauv cov nroj tsuag, tiv thaiv kev ntev ntawm cov qia, thiab yog li ntawd ncua lub sijhawm loj hlob ntawm cov carrots. Txoj kev siv tshwj xeeb yog raws li nram no: Thaum lub sijhawm loj hlob ntawm cov carrots, txau 0.1% txog 0.5% maleic hydrazide cov tshuaj tswj kev loj hlob tuaj yeem tswj tau qhov xwm txheej loj hlob zoo. Txawm li cas los xij, nws yog ib qho tsim nyog yuav tsum ceev faj thaum siv lawv thiab tsis txhob siv ntau dhau kom tiv thaiv kev loj hlob tsis zoo ntawm cov carrots.

II. Cov Tshuaj Tswj Kev Loj Hlob ntawm Cov Nroj Tsuag xws liGibberellins

Sib nrug ntawm cov tshuaj malonylhydrazine hom kev loj hlob regulators, gibberellins thiab lwm yam kev loj hlob regulators kuj tseem siv tau los tiv thaiv carrot bolting. Gibberellins tuaj yeem txhawb kev loj hlob ntawm cov nroj tsuag carrot thaum tiv thaiv kev ntev ntawm cov qia, yog li tiv thaiv qhov tshwm sim ntawm bolting. Thaum siv lawv, nws yog ib qho tsim nyog los xaiv cov tshuaj hom thiab concentration raws li qhov xwm txheej tiag tiag, thiab paub lub sijhawm thiab txoj kev siv kom raug. Feem ntau hais lus, txau thaum lub sijhawm pib ntawm carrot loj hlob lossis ua ntej bolting yog qhov zoo dua.

III. Qhov Tseem Ceeb ntawm Kev Tswj Xyuas Kom Zoo

Txawm hais tias kev siv cov tshuaj tswj kev loj hlob ntawm cov nroj tsuag tuaj yeem tswj tau qhov tawg ntawm cov carrots, cov kev ntsuas kev tswj hwm tag nrho kuj tseem ceeb ib yam. Cov neeg ua liaj ua teb yuav tsum xaiv cov hom uas muaj zog tiv taus kev tawg rau kev cog qoob loo, thiab txhawb kev tswj hwm thaj chaw los ntawm kev tswj cov av noo thiab qhov kub thiab txias kom zoo. Tsis tas li ntawd, kev tshem tawm cov kab tsuag thiab kab mob raws sijhawm kuj yog ib qho ntawm cov kev ntsuas tseem ceeb los tiv thaiv kev tawg ntawm cov carrots.

Xaus lus, txhawm rau tswj kev loj hlob ntawm cov carrots, cov tshuaj tswj kev loj hlob xws li malonylurea lossis gibberellins tuaj yeem siv tau. Nws yog ib qho tseem ceeb uas yuav tsum tau them sai sai rau kev xaiv cov tshuaj, lawv cov concentration, lub sijhawm ntawm kev siv, thiab cov txheej txheem siv. Tib lub sijhawm, kev txhim kho cov kev tswj hwm kev ntsuas kuj yog ib txoj hauv kev tseem ceeb los tiv thaiv kev loj hlob ntawm cov carrots. Los ntawm kev tswj hwm kev tshawb fawb thiab kev siv tshuaj tsim nyog, cov neeg cog qoob loo tuaj yeem ua rau cov carrots muaj txiaj ntsig zoo thiab zoo.