Puas gmos cuam tshuam kev loj hlob ntawm superweeds?

Cov txheej txheem:

Puas gmos cuam tshuam kev loj hlob ntawm superweeds?
Puas gmos cuam tshuam kev loj hlob ntawm superweeds?
Anonim

Yuav luag txhua txoj hauv kev koj saib cov ntaub ntawv, pom tau tias GM cov qoob loo tsis muaj txiaj ntsig zoo rau kev hloov pauv ntawm superweeds dua li lwm yam kev siv tshuaj tua kab. Superweeds yog overrunning America lub teb chaws toj roob hauv pes, tiv thaiv cov tshuaj tua kab mob uas siv los khaws cov qoob loo-choking cov nroj tsuag loj heev.

GMOs ua rau superweeds li cas?

Cov superweeds no tau spawned los ntawm siv tshuaj ntau dhau ntawm cov teb cog nrog cov qoob loo-tiv taus tshuaj tua kab, feem ntau GMO pob kws thiab taum pauv los ntawm Monsanto. Txhawm rau tiv thaiv superweeds, cov neeg ua liaj ua teb tau txau tshuaj ntau dua thiab tab tom nrhiav cov tshuaj tshiab, muaj zog dua thiab cov tshuaj sib tov.

Yuav ua li cas superweeds loj hlob?

Lub npe hu ua 'superweeds' tshwm sim los ntawm kev sib tsoo ntawm cov qoob loo nyob sib ze uas tau hloov kho caj ces los tiv thaiv cov tshuaj tua kab sib txawv. … Daim ntawv tshaj tawm kwv yees tias, hauv tebchaws Askiv, cov nroj tsuag uas muaj ntau yam tshuaj tua kab mob yuav "yuav luag tsis muaj peev xwm tiv thaiv tshwj tsis yog cov qoob loo tau tawg ntau heev."

Vim li cas superweeds loj hlob?

Txoj kev loj hlob ntawm superweeds yog ib feem vim cov noob qoob loo hloov kho uas tau kho nrog glyphosate (Roundup). Kev siv ib hom tshuaj tua kab txuas ntxiv tau ua rau cov nroj tsuag txhim kho kev tiv thaiv.

GMO cuam tshuam li cas rau kev ua liaj ua teb?

Kev nthuav dav ntawm GMOs hauv cov qoob loo loj hem cov noob caj noob ces ntawm peb cov khoom noj. Kev sib txawv ntawm caj ces pab tib neeg cov tsiaj hloov kho rau cov xwm txheej tshiab, kab mob thiab kab tsuag, thiab tuaj yeem pab cov ecosystems hloov mus rau qhov hloov pauv ib puag ncig lossis xwm txheej hnyav xws li dej qhuav lossis dej nyab.

Pom zoo:

Nthuav cov khoom
Koj puas tuaj yeem mus ntsib dagestan?
Nyeem ntxiv

Koj puas tuaj yeem mus ntsib dagestan?

Dagestan, officially lub koom pheej ntawm Dagestan yog ib lub koom pheej ntawm Russia nyob rau hauv lub Caspian Hiav txwv, nyob rau hauv lub North Caucasus ntawm Eastern Europe. Nws nyob rau sab qaum teb ntawm Greater Caucasus, thiab yog ib feem ntawm North Caucasian Federal District.

Xab npum suds siv rau dab tsi?
Nyeem ntxiv

Xab npum suds siv rau dab tsi?

A xab npum suds enema yog ib txoj hauv kev kho cem quav. Qee tus neeg kuj siv nws los kho fecal incontinence lossis tshem lawv cov quav ua ntej kev kho mob. Thaum muaj ntau hom enemas, xab npum suds enema tseem yog ib qho ntawm ntau hom, tshwj xeeb tshaj yog rau cem quav.

Puas yog qhov kev xeem thib ob?
Nyeem ntxiv

Puas yog qhov kev xeem thib ob?

Qhov thib ob derivative yuav yog siv los txiav txim siab hauv zos extrema ntawm kev ua haujlwm raws li qee yam xwm txheej. Yog tias qhov kev ua haujlwm muaj qhov tseem ceeb rau qhov twg f′(x)=0 thiab qhov thib ob derivative yog qhov zoo ntawm qhov no, ces f muaj qhov tsawg kawg nkaus hauv zos ntawm no.