Parasitic Plant Info - Kawm Txog Ntau Hom Kab Tsuag Nroj Tsuag

Cov txheej txheem:

Parasitic Plant Info - Kawm Txog Ntau Hom Kab Tsuag Nroj Tsuag
Parasitic Plant Info - Kawm Txog Ntau Hom Kab Tsuag Nroj Tsuag

Video: Parasitic Plant Info - Kawm Txog Ntau Hom Kab Tsuag Nroj Tsuag

Video: Parasitic Plant Info - Kawm Txog Ntau Hom Kab Tsuag Nroj Tsuag
Video: Tshuaj theem vim li cas thiaj tau nqi ?/ Siv kho mob dab tsi?/paris polyphylla use for? 2024, Hlis ntuj nqeg
Anonim

Thaum Christmas, ib qho ntawm peb cov kev cai sov thiab fuzzy yog hnia hauv qab mistletoe. Tab sis koj puas paub tias mistletoe tiag tiag yog kab mob cab, ib qho uas muaj peev xwm ua tau tsob ntoo phem tua? Qhov ntawd yog txoj cai - tsuas yog me ntsis factoid khaws cia rau hauv koj lub hnab tshos lub duav yog tias koj xav tau kev zam txim zoo rau ducking tawm ntawm hnub so smooch. Mistletoe tiag tiag yog ib qho ntawm ntau hom kab mob cab tawm muaj. Muab hais tias muaj ntau dua 4,000 hom kab mob cab nyob hauv lub neej, koj yuav xav tau qee cov kab mob cab kab mob los pab koj kom nkag siab txhua yam.

Cov nroj tsuag kab mob yog dab tsi?

Cov nroj tsuag kab mob yog dab tsi? Cov lus piav qhia yooj yim yog tias lawv yog heterotrophic, txhais tau hais tias lawv yog cov nroj tsuag uas vam khom rau lwm cov nroj tsuag tag nrho, lossis ib feem, rau lawv cov dej thiab khoom noj khoom haus. Lawv muaj peev xwm siphon cov peev txheej no los ntawm lwm cov nroj tsuag vim tias lawv muaj cov cag hloov, hu ua haustoria, uas nkag mus rau hauv cov kav dej, lossis cov hlab ntsha, ntawm lawv tus tswv. Kuv piv nws rau tus kab mob hauv computer latching rau hauv koj lub computer system undetected, siphoning thiab ntws koj cov peev txheej.

Nyob Parasitic Plants

Muaj ntau yam sib txawvhom kab mob nroj tsuag muaj nyob. Kev faib tawm ntawm cov kab mob cab yog qhov tseem ceeb txiav txim siab los ntawm kev muab nws qhov kev sim litmus hla peb cov txheej txheem sib txawv.

Thawj txheej txheem txiav txim siab seb qhov ua tiav ntawm cov kab mob cab kab mob lub neej yog nyob ntawm nws txoj kev koom tes nrog cov nroj tsuag. Yog hais tias nws yog, cov nroj tsuag yog suav hais tias yog ib tug obligate parasite. Yog hais tias cov nroj tsuag muaj peev xwm ciaj sia nyob ywj pheej ntawm tus tswv tsev, nws yog hu ua facultative parasite.

Cov txheej txheem thib ob ntsuas seb hom kev txuas cov kab mob cab muaj rau nws tus tswv. Yog tias nws txuas rau tus tswv tsev hauv paus, piv txwv li, nws yog cov kab mob hauv paus. Yog tias nws txuas rau tus tswv tsev qia, nws yog, koj twv nws, kab cab.

Cov txheej txheem thib peb cais cov kab mob cab raws li lawv lub peev xwm los tsim lawv tus kheej chlorophyll. Parasitic nroj tsuag raug suav hais tias yog holoparasitic yog tias lawv tsim tsis muaj chlorophyll thiab tso siab rau tus tswv tsev cog khoom noj. Cov nroj tsuag no yog cov yam ntxwv daj ntseg los yog daj nyob rau hauv tsos. Parasitic nroj tsuag uas tsim lawv tus kheej chlorophyll (thiab li no yog xim ntsuab), gleaing ib co zaub mov los ntawm ib tug tswv tsev cog, raug txheeb xyuas raws li hemiparasitic.

Mistletoe, yog li kev hlub tau piav nyob rau hauv tsab xov xwm no qhib, yog lub luag haujlwm qia hemiparasite.

Parasitic Plant Damage

Nws yog ib qho tseem ceeb uas peb yuav tsum paub txog cov kab mob cab no vim cov kab mob cab kab mob tuaj yeem ua rau muaj kev cuam tshuam loj heev. Kev loj hlob stunted thiab kev tuag uas cuam tshuam rau cov kab mob cab cov nroj tsuag tuaj yeem tshwm sim loj heevscale thiab hem cov qoob loo tseem ceeb zaub mov lossis tseem cuam tshuam qhov sib npaug ntawm cov ecosystems thiab txhua tus uas muaj nyob hauv nws.

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