2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Woodland ferns ua tau zoo tshaj plaws hauv siab lossis dappled ntxoov. Qhov qhib ntxoov ntxoo ntawm cov ntoo loj lossis sab qaum teb ntawm lub tsev lossis phab ntsa, qhib rau saum ntuj, muab ze li qhov zoo tshaj plaws teeb pom kev zoo. Feem ntau cov ntoo ferns yuav hloov mus rau qhov qis qis, tab sis tsis muaj ferns vam meej hauv qhov ntxoov ntxoo tob.
Qhov chaw zoo tshaj plaws cog ferns nyob qhov twg?
Feem ntau cov ferns nyiam qhov chaw shady qhov chaw, tab sis lawv tsis ua zoo hauv qhov ntxoov ntxoo tob. Qhov ntxoov ntxoo dabbled muab los ntawm cov ceg ntoo muab cov xwm txheej zoo tshaj plaws. Xav txog yuav ua li cas lawv loj hlob hauv hav zoov thiab sim nrhiav cov xwm txheej zoo sib xws hauv koj lub vaj.
ferns loj tshaj nyob qhov twg?
Lawv tuaj yeem vam meej hauv thaj chaw ntxoov ntxoo kom qhov siab zoo, kev ntxhib los mos thiab xim. Ferns zoo dua nyob rau hauv woodland vaj uas yuav tsum tau muaj qhov ntxoov ntxoo tsawg kawg ib nrab. Thaum loj hlob hauv lub vaj tshav ntuj, lawv yuav xav tau kev tiv thaiv los ntawm lub hnub kub kub.
Pob ferns xav tau hnub lossis ntxoov ntxoo?
Ferns yog cov neeg nyob hauv ntuj thaj chaw ntxoov ntxoo, feem ntau pom qhov twg lawv yuav tau txais tsawg kawg ib lub hnub nyob rau ib feem ntawm ib hnub lossis qhov chaw uas lawv yuav tau txais hnub ci feem ntau ntawm cov hnub. Qhov tseeb feem ntau cov ferns yuav tsis loj hlob zoo hauv qhov ntxoov ntxoo tiag tiag, lawv xav tau lub hnub me ntsis kom loj hlob lawv qhov zoo tshaj plaws.
ferns feem ntau loj hlob nyob qhov twg?
Ecologically, cov ferns feem ntau yog cov nroj tsuag ntawm shaded damp forests ntawm ob temperate thiab tropical zones. Qee hom fern loj hlob zoo sib xws ntawm cov av thiabntawm pob zeb; Lwm tus raug kaw nruj me ntsis rau cov chaw nyob hauv pob zeb, qhov chaw uas lawv tshwm sim hauv qhov sib tsoo thiab cov pob zeb ntawm lub ntsej muag, pob zeb, thiab taluses.
Pom zoo:
Qhov twg cov ferns liab loj hlob?
Where the Red Fern Grows yog ib phau ntawv zoo txog zaj dab neeg taug txuj kev nyuaj ib tug tub hluas thiab nws txoj kev npau suav rau nws tus kheej pob txha liab hound yos hav zoov. Teeb nyob rau hauv lub Ozark Roob Ozark Roob Lub Ozarks, tseem hu ua Ozark Roob lossis Ozark Plateau, yog thaj chaw lub cev nyob hauv Teb Chaws Asmeskas xeev Missouri, Arkansas, Oklahoma thiab sab qab teb sab hnub tuaj ntawm kaum sab hnub tuaj.
Qhov twg yog qhov chaw sab hnub tuaj tshaj plaws ntawm thaj av loj hauv tebchaws Africa?
Africa (mainland) Northernmost point - Ras ben Sakka (Ra's al Abyad) (Cape Blanc), Tunisia. Southernmost point - Cape Agulhas, South Africa. Westernmost point - Pointe des Almadies, Cap Vert Peninsula, Ngor, Dakar, Senegal (17° 33'22"
Qhov twg yog qhov loj tshaj?
Qhov loj tshaj plaws incisal embrasure yog nruab nrab ntawm maxillary lateral thiab canine. Qhov thib ob loj tshaj plaws incisal embrasure yog nruab nrab ntawm lub mandibular lateral & canine. Cov hniav twg muaj qhov loj tshaj plaws?
Qhov twg yog qhov loj tshaj ntawm nqa tau tsim los ntawm aerofoil?
Ntawm lub hom phiaj dav dav aerofoil qhov loj tshaj plaws ntawm Lift tshwm sim rau saum npoo (qhov twg nws nkhaus tshaj plaws). Feem ntau hais txog 80% ntawm nqa tau tshwm sim ntawm lub tis saum npoo. Nqa yog proportional rau square ntawm airspeed.
Qhov twg yog qhov txo qis hauv stratospheric ozone qhov loj tshaj?
Qhov kev txo qis tshaj plaws hauv ozone tau tshwm sim hauv qhov siab latitudes (mus rau tus ncej), thiab qhov tsawg tshaj plaws tau tshwm sim nyob rau hauv qis latitudes (tropics). Tsis tas li ntawd, kev ntsuas atmospheric qhia tias depletion ntawm ozone txheej tau nce tus nqi ntawm UV hluav taws xob mus txog lub ntiaj teb nto.
