Qhov sib txawv tseem ceeb ntawm cycas thiab pinus yog tias Cycas yog ib lub genus uas nyob rau hauv pawg gymnosperm cycads thaum Pinus yog ib tug genus uas belongs rau gymnosperm pawg conifers.
Cov nroj tsuag yog ntau lub cellular, photosynthetic eukaryotes. Kingdom Plantae muaj ob pawg loj dua cov nroj tsuag hu ua Gymnosperms thiab Angiosperms. Angiosperms yog flowering nroj tsuag, uas dais ib tug yam ntxwv txiv hmab txiv ntoo nrog noob. Ntawm qhov tod tes, gymnosperms yog cov nroj tsuag uas tsis muaj paj uas muaj cov noob liab qab tsis muaj nyob hauv cov txiv hmab txiv ntoo. Lawv yog cov ntoo vascular nroj tsuag muaj plaub pawg xws li gingko, Gnetophyta, cycads thiab conifers. Ntawm no, Cycas belongs rau pawg ntawm cycads whereas, Pinus belongs rau pawg conifer. Yog li, qhov sib txawv tseem ceeb ntawm cycas thiab pinus yog pab pawg uas lawv koom nrog.
Cycas yog dab tsi?
YCycas is a genus of family Cycadaceae. Nws yog ib tug thiab tsuas yog genus nyob rau hauv tsev neeg ntawd. Cov genus no suav nrog ntau dua 100 hom. Ntawm lawv, Cycas revoluta yog ib qho ntawm cov tsiaj paub zoo tshaj plaws uas muaj kev ua koob tsheej. Cycas nroj tsuag yog cov tsis muaj paj, thiab lawv tsim cov noob liab qab.
Daim duab 01: Cycas
Tsis tas li ntawd, Cycas cov nroj tsuag muaj ntau nyob rau hauv thaj tsam equatorial ntawm lub ntiaj teb, thiab lawv yog dioecious. Yog li, cov nroj tsuag cycas muaj megasporophylls ntawm cov poj niam cov nroj tsuag thiab paj ntoos paj ntoo hauv cov txiv neej. Tsis tas li ntawd, cov nroj tsuag no muaj ob hom nplooj uas yog foliage nplooj thiab scaly nplooj. Foliage nplooj yog pinnately compound, thiab lawv teem spirally nyob ib ncig ntawm lub cev tsis muaj ceg. Nplooj ntawm Cycas nroj tsuag muaj ib tug midrib tsis muaj lateral veins. Lawv tsis yog cov nroj tsuag siab. Txawm hais tias Cycas zoo li cov ntoo zoo li xibtes, lawv yog pseudo-palms. Cov nroj tsuag no loj hlob qeeb, thiab lawv xav tau chiv me me vim tias lawv muaj nitrogen-kho algae nyob nrog lawv cov hauv paus coraloid.
Pinus yog dab tsi?
Pinus yog cov nroj tsuag genus ntawm gymnosperm pawg conifers. Nws yog qhov loj tshaj genus ntawm tsev neeg conifer. Muaj kwv yees li 121 hom nyob rau hauv no genus. Ntau hom Pinus yog cov nroj tsuag ornamental siv nyob rau hauv cov tiaj ua si thiab lub vaj loj. Pine ntoo yog nrov li cov ntoo Christmas. Yog li ntawd, lawv yog cov lag luam loj hlob. Cov nroj tsuag no yog ib txwm nyob rau sab qaum teb hemisphere, thiab lawv nyob hauv qhov chaw txias thiab qhuav xws li cov ncej thiab qhov siab siab dua.
Daim duab 02: Pinus
Tsis tas li ntawd, lawv muaj daim tawv nqaij ntawm lawv cov nplooj. Tsis tas li ntawd, lawv cov nplooj yog xav tau zoo li. Yog li ntawd, lawv tuaj yeem tiv taus huab cua hnyav xws li daus, thiab lwm yam. Tsis tas li ntawd, ntoo thuv yog ntoo siab. Lawv tuaj yeem loj hlob mus txog 80 m. Tab sis feem ntau yog 15 m txog 45 m siab. Lawv muaj ceg ntoo, thiab lawv cov ceg ua rau pseudo whorls. Tsis tas li ntawd, pines yog cov nroj tsuag monoecious. Cov txiv neej thiab poj niam cones muaj nyob rau tib cov nroj tsuag. Cov cones no nto moo li khoom siv tes ua.
Dab tsi yog qhov zoo sib xws ntawm Cycas thiab Pinus?
- Cycas thiab Pinus yog gymnosperms.
- Yog li ntawd, lawv tsis muaj paj thiab txiv hmab txiv ntoo.
- Tab sis, Cycas thiab Pinus tsim cov noob liab qab.
- Kuj, ob leeg yog cov nroj tsuag ornamental.
Qhov txawv ntawm Cycas thiab Pinus yog dab tsi?
Qhov sib txawv tseem ceeb ntawm Cycas thiab Pinus yog tias Cycas belongs rau gymnosperm pawg cycads thaum Pinus belongs rau gymnosperm pawg conifers. Tsis tas li ntawd, Cycas nroj tsuag yog dioecious thaum Pinus nroj tsuag yog monoecious. Li no, qhov no kuj yog qhov sib txawv tseem ceeb ntawm Cycas thiab Pinus. Tsis tas li ntawd, Cycas nroj tsuag loj hlob zoo nyob rau hauv lub dav hlau equatorial ntawm lub ntiaj teb no thaum Pinus nroj tsuag nyiam txias thiab qhuav ib puag ncig.
Cov hauv qab no qhia txog qhov sib txawv ntawm Cycas thiab Pinus hauv daim ntawv teev npe.
Summary – Cycas vs Pinus
Cycas thiab Pinus yog ob hom ntawm pawg cycads thiab pab pawg conifers ntawm gymnosperms. Cycas nroj tsuag tsis siab li ntoo thuv. Lwm qhov sib txawv ntawm cycas thiab pinus yog cov nroj tsuag cycas yog dioecious thaum pinus nroj tsuag yog monoecious. Txawm li cas los xij, ob qho tib si yog cov nroj tsuag ornamental, uas tuaj yeem pom hauv vaj tsev, chaw ua si, thaj chaw, thiab lwm yam Pinus nroj tsuag muaj npe nrov xws li ntoo Christmas thiab. Qhov no yog qhov txawv ntawm cycas thiab pinus.
