Bacillus Thuringiensis Cov Khoom - Cov Lus Qhia Rau Kev Siv Bt Hauv Lub Vaj

2024 Tus sau: Chloe Blomfield | [email protected]. Kawg hloov kho: 2023-12-15 23:55

Koj tau hnov ntau cov lus pom zoo rau kev siv tshuaj tua kab Bt, lossis Bacillus thuringiensis, hauv vaj tsev. Qhov no yog dab tsi thiab siv Bt hauv vaj ua haujlwm li cas? Mus nyeem ntawv kom paub ntau ntxiv txog daim ntawv tshuaj tiv thaiv kab mob no.

Bacillus Thuringiensis yog dab tsi?

Bacillus thuringiensis (Bt) yog ib yam kab mob tshwm sim, tshwm sim hauv qee cov av, uas ua rau muaj kab mob hauv qee cov kab, tshwj xeeb tshaj yog nplooj thiab koob noj kab ntsig. Nws yog thawj zaug pom nyob rau hauv thaum ntxov 1900's. Cov Fabkis yog thawj tus neeg tawm tswv yim siv Bt hauv lub vaj thiab los ntawm xyoo 1960, Bacillus thuringiensis cov khoom tau muaj nyob rau ntawm kev lag luam qhib thiab tau txais kev nkag siab los ntawm cov neeg ua liaj ua teb organic.

Kev tswj cov kab tsuag nrog Bacillus thuringiensis yog nyob ntawm nws cov khoom xyaw nquag, siv lead ua protein, uas ua rau lub plab zom mov ntawm cov kab tuag. Tus kab mob no tsis pub noj thiab tshaib plab kom tuag. Thaum thawj hom kab mob Bt tswj tau raug coj mus rau kab ntsig xws li txiv lws suav hornworms, pob kws borers lossis earworms, cabbage loopers, thiab nplooj yob, hom tshiab tau tsim los tua qee yam yoov thiab yoov tshaj cum. Bacillus thuringiensis cov khoom muajdhau los ua riam phom tseem ceeb hauv kev tawm tsam West Nile Virus. Qee cov qoob loo, xws li pob kws thiab paj rwb, tau hloov kho cov noob caj noob ces kom muaj cov noob rau cov kua roj ntsha hauv lawv cov qauv cog.

Txhua yam, tswj cov kab tsuag nrog Bacillus thuringiensis tau dhau los ua cov cuab yeej zoo kawg nkaus rau kev tshem tawm qee hom kab los ntawm kev lag luam thiab vaj tsev. Nws siv pab txo cov tshuaj tua kab hauv peb ib puag ncig thiab tsis muaj kev phom sij thaum noj los ntawm kab thiab tsiaj txhu. Kev kawm tom qab kawm tau pom tias kev siv Bt hauv lub vaj muaj kev nyab xeeb zoo kawg nkaus hauv nws daim ntawv thov thiab kev noj los ntawm tib neeg.

Controlling Kab Tsuag nrog Bacillus Thuringiensis

Tam sim no koj muaj cov lus teb rau dab tsi yog Bacillus thuringiensis, tej zaum nws yuav zoo li Bt tshuaj tua kab yog tib txoj hauv kev mus, tab sis muaj ob peb yam koj yuav tsum paub txog Bacillus thuringiensis cov khoom ua ntej koj pib.

Ua ntej thiab qhov tseem ceeb, nyeem daim ntawv lo. Koj tsis tas yuav siv Bt hauv lub vaj yog tias koj tsis muaj kab tsuag nws tshem tawm. Bacillus thuringiensis cov khoom yog tshwj xeeb hauv cov kab uas lawv yuav lossis tsis tua. Ib yam li cov tshuaj tua kab - tib neeg los yog ntuj tsim - yeej ib txwm muaj kev phom sij ntawm kab los tiv thaiv kab mob thiab koj tsis xav ntxiv qhov teeb meem nrog kev siv ntau dhau.

Thib ob, Bt tsuas yog cuam tshuam rau cov kab uas tau noj tiag tiag, yog li kev txau koj cov pob kws tom qab cov larvae tau ua rau hauv pob ntseg yuav siv tsawg. Lub sij hawm yog qhov tseem ceeb, yog li cov neeg saib xyuas yuav tsis sim tshuaj tsuag npauj lossis qe, tsuas yog nplooj cov larvae yuavnoj.

Rau cov kab uas tau teev tseg uas noj cov khoom Bt, nco ntsoov tias kev tshaib plab tuaj yeem siv sijhawm ntev. Ntau tus neeg ua teb uas yav tas los siv cov tshuaj tua kab tsuas yog siv rau qhov cuam tshuam tam sim ntawm cov kab mob hauv lub paj hlwb thiab, yog li ntawd, xav tias Bt tshuaj tua kab tsis ua haujlwm thaum lawv pom cov kab tseem txav mus.

Bacillus thuringiensis cov khoom lag luam muaj qhov cuam tshuam rau kev degradation los ntawm tshav ntuj, yog li lub sijhawm zoo tshaj plaws los txau koj lub vaj yog thaum sawv ntxov lossis yav tsaus ntuj. Feem ntau ntawm cov khoom no ua raws li cov nplooj ntoo tsawg tshaj li ib lub lim tiam tom qab thov thiab lub sij hawm luv luv nrog los nag lossis dej saum taub hau.

Bt cov khoom siv tshuaj tua kab muaj lub neej txee luv dua li cov tshuaj tua kab feem ntau thiab yuav tsum muab cia rau hauv qhov chaw txias, tsaus. Nws yog qhov zoo tshaj plaws los yuav tsis pub ntau tshaj tuaj yeem siv rau hauv ib lub caij, txawm hais tias cov tuam ntxhab feem ntau thov kom txo qis kev ua tau zoo tom qab ob mus rau peb xyoos. Lub sijhawm ncua sij hawm rau cov ntawv thov ua kua yog luv dua.

Yog tias koj lub vaj muaj kev cuam tshuam los ntawm ib qho kab uas raug kab mob, Bt tshuaj tua kab yuav yog ib yam uas yuav tsum xav txog. Kev tswj cov kab tsuag nrog Bacillus thuringiensis tuaj yeem yog txoj hauv kev zoo thiab zoo ib puag ncig los kho koj lub vaj. Paub txog dab tsi Bacillus thuringiensis yog dab tsi thiab yuav siv li cas thiab thaum twg nws yuav tsum tau siv yog tus yuam sij rau nws txoj kev vam meej.

Note: Yog tias koj tab tom loj hlob ib lub vaj tshwj xeeb rau butterflies, koj yuav xav kom tsis txhob siv Bacillus thuringiensis. Thaum nws tsis tsim kev puas tsuaj rau cov neeg laus npauj npaim, nws tsom thiab tua lawv cov menyuam - larvae/caterpillars.