Dab tsi yog cov qoob loo sib xyaw?
Dab tsi yog cov qoob loo sib xyaw?

Video: Dab tsi yog cov qoob loo sib xyaw?

Video: Dab tsi yog cov qoob loo sib xyaw?
Video: Cov laus mus ua qoob cias cov hluasnyob tsoob 2024, Kaum ib hlis
Anonim

A cog qoob loo yog ib tug tshwm sim ntawm ob ntau yam ntawm cov nroj tsuag yog cross-pollinated los tsim ib tug off-caij nplooj ntoos hlav los yog hybrid , uas muaj qhov zoo tshaj plaws ntawm txhua tus niam txiv. Cov txheej txheem ntawm kev txhim kho a hybrid feem ntau xav tau ntau xyoo.

Ua raws li qhov xav tau, cov qoob loo hybrid yog dab tsi?

A cog qoob loo yog qhov tshwm sim ntawm ob hom sib txawv ntawm cov nroj tsuag tau hla-pollinated los tsim lub caij nplooj ntoo hlav lossis hybrid , uas muaj qhov zoo tshaj plaws ntawm txhua tus niam txiv. Tus txheej txheem ntawm kev txhim kho a hybrid feem ntau xav tau ntau xyoo.

Qhov thib ob, dab tsi yog qhov tsis zoo ntawm hybrid ntau yam? Qhov tsis zoo : Hybrids raug nqi mus txog tsib npaug ntxiv vim lawv siv sijhawm ntev los tsim thiab muaj teeb meem ntau dua los tsim. Lawv feem ntau xav tau kev cog qoob loo ntau dua. Thaum txhua yam tsis zoo tshaj plaws, lawv yuav raug kev txom nyem ntau dua li cov nroj tsuag cog los ntawm cov tsis muaj noob, qhib-pollinated noob.

Yog li ntawd, dab tsi yog qhov piv txwv ntawm ib tsob nroj hybrid?

Cov xeeb ntxwv ntawm ob nroj tsuag ntawm txawv breeds, ntau yam, los yog hom, tshwj xeeb tshaj yog raws li tsim los ntawm tib neeg manipulation rau tej genetic yam ntxwv, yog ib tug hybrid . Piv txwv ntawm hybrid nroj tsuag suav nrog: Pob kws qab zib: Feem coob ntawm Asmeskas cov pob kws qab zib cog yog hybrid ntau yam.

Puas yog Hybrid Nroj tsuag tsis zoo rau koj?

Ntawm cov kws tshawb fawb, nws ntseeg tias hybrids muab cov as -ham ntau dua, vim yog siv cov av zoo dua, cov peev txheej hnub ci thiab cov hauv paus hauv paus uas tau txhim kho nws cov txiaj ntsig zoo thiab tiv taus. Yog li, kom xaus qhov kev sib cav: tsis yog, hybrid txiv hmab txiv ntoo thiab zaub tsis yog tsis zoo rau koj kev noj qab haus huv.

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