QHOV CHAW UA HAUJ LWM ntawm DEMO teb cog lus - ORGANIC SECTOR xav hloov 100% rau ROBUST VARIETIES
Cov qos yaj ywm muaj zog loj hlob ntawm 36 demo teb hauv Flevoland tau tiv thaiv Phytophthora xyoo zoo, raws li kev tshawb fawb tau nthuav tawm hnub no ntawm cov neeg cog qoob loo lub rooj sib tham Robuste Ntau yam. Vim lub xyoo ntub, cov qos yaj ywm qoob loo raug cuam tshuam los ntawm cov kab mob fungal. Cov ntau yam muaj zog tiv thaiv tus kab mob zoo, vim tias lawv tsis kis kab mob lossis kis tau tom qab, raws li cov txiaj ntsig tau pom. Vim hais tias cov qos yaj ywm muaj zog muaj zog tiv taus phytophthora, lawv tsis tas yuav tsum tau txau nrog tshuaj tua kab lossis tshuaj tua kab. Raws li qhov tshwm sim, cov organic sector xav hloov tag nrho rau cov qos yaj ywm muaj zog, txhawm rau txo kev puas tsuaj los ntawm cov kab mob fungus ntau li ntau tau.
Txij li thaum pib ntawm kev cog lus cog qos yaj ywm muaj zog nyob rau xyoo 2018, peb qhov chaw ua yeeb yam tau teeb tsa txhua xyoo los ua qauv qhia thiab saib xyuas cov khoom noj muaj txiaj ntsig zoo. Xyoo no muaj tag nrho ntawm 36 ntau yam hauv thaj teb hauv Dinteloord, Zeewolde thiab Kollumerwaard. Qhov sib xyaw ua ke los ntawm peb daim teb qhia meej meej tias cov kab mob raug mob ua ntej thiab tom qab ntawd tsuas yog tom qab ntau yam resistant ntau yam thiab thaum kawg muaj ntau yam resistant.
"Cov duab dav dav uas peb tuaj yeem tau txais los ntawm kev tshawb fawb yog tias ntau yam muaj zog ua rau ncua kev kis kab mob. Qhov ntawd tuaj yeem ua rau muaj qhov sib txawv loj rau cov neeg cog qoob loo, muab qhov kev txwv ntawm kev puas tsuaj rau nws cov qoob loo, "hais tias Geert Kessel, tus kws tshawb fawb ntawm Wageningen University & Kev Tshawb Fawb.
Hauv 2018, 28 tog tau kos npe cov lus cog tseg "Kev hloov pauv nrawm mus rau cov qos yaj ywm muaj zog", pib los ntawm Bionext. Raws li qhov tshwm sim, Netherlands yog thawj lub tebchaws ua cov kauj ruam tseem ceeb ntawm ntau yam muaj zog. Lub teb chaws nyob ib ncig ntawm peb tseem tab tom tshawb nrhiav kev siv cov ntau yam tshiab. Lub caij no, Belgium thiab United Kingdom kuj tau kos npe rau cov lus cog tseg. Los ntawm kev tso cai rau ntau lub teb chaws txuas mus rau ntau yam muaj zog, cov neeg cog qoob loo yuav muaj kev paub ntau ntxiv txog cov txiaj ntsig ntawm ntau yam muaj zog vim xav tau ntau dua. Qhov no ntxiv txhawb txoj kev loj hlob ntawm ntau yam muaj zog. Thaum lub sij hawm Lub Limtiam Bioknowledge (10-14 Lub Ib Hlis 2022), ob lub tebchaws yuav piav qhia lawv cov lus cog tseg ( webinar rau Lub Ib Hlis 11 ).
- Cov kwv tij nyob deb ntawm cultivated qos yaj ywm tuaj yeem tuav tus yuam sij rau kev qhib qhov chaw tshiab ntawm kev tiv thaiv rau tuber qoob loo tus kab mob phem tshaj plaws, lig blight. Qhov ntawd yog qhov kev cia siab ntawm pab pawg ntawm Kev Tshawb Fawb Kev Tshawb Fawb Txog Kev Ua Liaj Ua Teb (ARS) cov kws tshawb fawb, uas tau ua qhov kev sim sim uas lawv nthuav tawm cov nplooj ntawm 72 ntau hom qos yaj ywm rau spores ntawm cov kab mob lig. Phytophthora infestan-Tib yam li cov neeg ua txhaum cai uas ua rau Irish Potato Famine ntawm 1840s.
- Kev lig kev cai tseem yog ib qho kev hem thawj thoob ntiaj teb niaj hnub no tsis yog cov qos yaj ywm xwb, tab sis kuj cov qoob loo txiv lws suav, ua rau kwv yees kwv yees li $ 6.7 nphom txhua xyoo hauv kev poob tawm thiab tswj cov nqi. Hauv ntau hom kab mob, cov kab mob zoo li cov kab mob ua rau cov kab mob tsaus nti thiab lwm yam kab mob uas cuam tshuam sai sai rau cov nroj tsuag nplooj, qia, txiv hmab txiv ntoo lossis tubers, sau tseg. Dennis Halterman, cog noob caj noob ces nrog ARS Kev Tshawb Fawb Txog Zaub Zaub hauv Madison, Wisconsin.
- Nyob ntawd, Halterman ua tshwj xeeb hauv caj ces "caj npab sib tw" uas cov nroj tsuag qos koom nrog cov pathogens uas tawm tsam thiab ua rau muaj kev phom sij rau lawv, feem ntau yuam cov neeg cog qoob loo kom pauj txiaj ntsig nrog kev tswj tshuaj xws li fungicide uas tuaj yeem tsim nuj nqis thiab kev txhawj xeeb txog ib puag ncig ib puag ncig.
- Hauv kev koom tes nrog ARS tus kws tshawb fawb Shelley Jansky (tied) thiab tus kws tshawb fawb ARS Hari Karki, Halterman tau teeb tsa nws qhov kev pom ntawm cov neeg txheeb ze ntawm cov qos yaj ywm cog qoob loo cog qoob loo hauv Central thiab South America, thiab Mexico, qhov twg blight lig originated thiab co-evolved nrog cov nroj tsuag, ib tug tswv cuab ntawm tsev neeg nightshade. "Txawm hais tias feem ntau cov tsiaj qus ua qos yaj ywm me me uas koj tsis xav noj - lawv tuaj yeem ua rau koj mob zoo nkauj - lawv muaj nyob rau hauv ib puag ncig hnyav yam tsis muaj chiv, dej los yog tshuaj tua kab," sau tseg Halterman hauv kev kawm yeeb yaj kiab ntawm nws txoj kev siv zog.