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Hauv kev teb rau qhov kev thov nce ntxiv rau cov khoom lag luam organic, tshwj xeeb yog qos yaj ywm, US Department of Agriculture (USDA) tau faib nyiaj USD2 lab rau cov kws tshawb fawb ntawm Oregon State University. Lub hom phiaj ntawm cov nyiaj no yog txhawm rau nrhiav pom cov txheej txheem siab tshaj plaws los tiv thaiv cov qos yaj ywm sprouting thaum lub sijhawm khaws cia, qhov teeb meem tseem ceeb rau cov organic sector, qhov twg cov tshuaj tiv thaiv kev tiv thaiv sprouting tsis yog ib qho kev xaiv.
Valtcho Jeliazkov, tus kws tshaj lij ntawm OSU Lub Tsev Haujlwm Saib Xyuas Kev Ua qoob loo thiab av, hais txog qhov ceev ntawm qhov kev tshawb fawb no, muab qhov kev loj hlob zoo kawg nkaus ntawm kev lag luam organic hauv Asmeskas kev ua liaj ua teb. Kev txwv tsis pub siv tshuaj hluavtaws hauv cov khoom lag luam uas tau lees paub ua rau muaj kev sib tw tshwj xeeb rau kev lag luam qos yaj ywm organic. Raws li xyoo 2022, Asmeskas cov khoom noj khoom haus organic muag tau tshaj $ 60 billion thawj zaug, nrog Oregon, Washington, thiab Idaho pab txhawb ntau dua 60% rau tag nrho cov qos yaj ywm. ntau lawm nyob rau hauv Teb Chaws Asmeskas, ua Pacific Northwest qos cog qoob loo ntawm USD2.2 billion kev lag luam.
Jeliazkov hais txog qhov cuam tshuam txog nyiaj txiag ntawm sprouting nyob rau hauv cov qos yaj ywm organic, cuam tshuam zoo xws li tsos, saj, thiab kev ntxhib los mos. Kev kho tshuaj ib txwm siv, tshwj xeeb tshaj yog chlorpropham (CIPC), tau ua rau kev daws teeb meem, tab sis lawv qhov kev txhawj xeeb ntawm ib puag ncig thiab kev noj qab haus huv tau ua rau muaj kev txwv tsis ntev los no hauv European Union. Qhov xwm txheej no ua rau muaj kev hloov pauv mus rau lwm txoj hauv kev hauv cov organic cia, txawm tias lawv tsis muaj qhov ua tau zoo ntawm CIPC, ua rau cov nqi ntau dua vim muaj kev siv ntau zaus.
Pab pawg tshawb fawb OSU, coj los ntawm Jeliazkov thiab Kyriakos Stylianou, tus pab xibfwb ntawm chemistry, lub hom phiaj los hloov pauv cov tswv yim tiv thaiv sprouting. Lawv tab tom tshawb nrhiav kev siv cov roj yam tseem ceeb, kawm txog 200 ntau yam sib txawv rau lawv cov teebmeem inhibitory. Pab neeg no tab tom tsim cov polymers zoo li cov hlaws dai kom maj mam tso cov roj no, ua kom lawv lub neej ntev hauv kev tiv thaiv sprouting. Qhov luaj li cas ntawm cov hlaws dai no yuav ua kom zoo dua qub, thiab cov kev sim yuav koom nrog kev txau cov qos yaj ywm txhawm rau ntsuas qhov cuam tshuam ntawm sprouting.
Txhawm rau kom muaj kev nyab xeeb, kev sim tshuaj lom yuav raug coj los ntawm Robyn Tanguay, tus kws tshaj lij hauv tsev kawm qib siab ntawm ib puag ncig thiab molecular toxicology, thiab tus kws tshaj lij Lisa Truong. Neal Stewart ntawm University of Tennessee yuav tshuaj xyuas cov qos yaj ywm tuber chemistry thiab hormonal tshuav nyiaj li cas tom qab kho.
Tau txais nyiaj los ntawm USDA Lub Tsev Haujlwm Saib Xyuas Khoom Noj thiab Kev Ua Liaj Ua Teb los ntawm Organic Agricultural Research thiab Extension Initiative, qhov kev tshawb fawb no yog ib kauj ruam tseem ceeb rau kev txhim kho thiab muaj txiaj ntsig zoo rau cov qos yaj ywm cia.
Oregon State University qhov kev tshawb fawb loj tshaj plaws, txhawb nqa los ntawm USDA nyiaj txiag, qhia txog cov kauj ruam tseem ceeb hauv kev daws cov teeb meem ntawm cov qos yaj ywm cia. Raws li kev lag luam organic txuas ntxiv mus vam meej, nrhiav lwm txoj hauv kev rau kev kho tshuaj chemical ua qhov tseem ceeb. Txoj hauv kev tshiab ntawm kev siv cov roj tseem ceeb thiab cov polymers qhia tau hais tias kev cog lus rau kev ruaj khov thiab kev ua tau zoo nyob rau hauv lub ntsej muag ntawm kev hloov pauv kev ua liaj ua teb.