Qhov sib txawv tseem ceeb ntawm staminate thiab pistillate yog paj staminate yog ib lub paj uas tsuas muaj stamens (txiv neej cov plab hnyuv siab raum) hos pistillate paj yog paj uas tsuas muaj pistils lossis carpels (poj niam cov plab hnyuv siab raum).
Lub paj yog cov qauv kev loj hlob ntawm cov paj ntoo lossis angiosperms. Ib lub paj muaj ntau qhov sib txawv nrog rau cov paj, sepals, stalk, stamens, thiab, pistils. Stamens thiab pistils yog qhov tseem ceeb vim lawv koom nrog kev sib deev ntawm kev sib deev ntawm angiosperms. Stamen yog ib tug txiv neej lub cev xeeb tub ntawm ib lub paj. Nws muaj ob ntu: anther thiab filament. Nyob rau hauv lub anther, muaj paj ntoos (txiv neej gametes). Hauv qhov sib piv, pistil (carpel) yog poj niam cev xeeb tub ntawm paj. Nws muaj peb ntu: stigma, style thiab zes qe menyuam. Tsis tas li ntawd, raws li lub cev xeeb tub uas lawv muaj, paj tuaj yeem muab faib ua ob hom; staminate thiab pistillate. Txawm li cas los xij, feem ntau cov paj muaj ob tus txiv neej thiab poj niam cev xeeb tub hauv tib lub paj.
Staminate yog dab tsi?
Staminate paj yog ib lub paj uas tsuas muaj txiv neej lub cev xeeb tub. Hauv cov lus yooj yim, nws yog txiv neej paj lossis paj androecious. Txiv neej lub cev xeeb tub ntawm ib lub paj yog lub stamens. Stamen muaj ob ntu: anther thiab filament. Staminate paj tsis muaj cov poj niam cev xeeb tub. Qee cov nroj tsuag monoecious tsim cov txiv neej lossis poj niam paj cais ntawm tib tsob nroj. Ntxiv mus, qee cov nroj tsuag dioecious tsim staminate lossis pistillate paj ntawm cov nroj tsuag nyias.
Daim duab 01: Staminate Paj
Piv txwv li, dib yog ib tsob nroj dioecious, thiab nws tsim staminate paj, raws li pom nyob rau hauv daim duab 01. Nws yog ib tug me me daj xim paj. Chrysanthemum yog lwm qhov piv txwv uas tsim cov paj staminate hu ua disc florets.
Pistillate yog dab tsi?
Pistillate paj yog paj uas tsuas muaj poj niam lub cev xeeb tub: pistils lossis carpels. Li no lawv yog poj niam paj. Pistil lossis carpel muaj peb ntu: stigma, style thiab zes qe menyuam. Lawv tsis dais active stamens.
Daim duab 02: Pistillate Paj
Yog li ntawd, cov paj no tau txais paj ntoos los ntawm lwm lub paj thiab ua rau fertilized. Cucumber yog ib qho piv txwv uas dais pistillate paj. Nws kuj dais cais staminate paj. Txawm li cas los xij, cov paj pistillate yog qhov txawv vim lawv muaj thaj chaw o vim lub zes qe menyuam.
Dab tsi yog qhov zoo sib xws ntawm Staminate thiab Pistillate?
- Staminate thiab pistillate paj yog ob hom paj.
- Ob hom tsuas muaj ib hom kev ua haujlwm ntawm lub cev, xws li stamens lossis pistils.
- Txawm li cas los xij, qee cov paj ntoo dais ob qho tib si staminate thiab pistillate paj hauv tib tsob nroj.
- Ntxiv mus, tsuas yog hla-pollination tshwm sim hauv ob qho tib si staminate thiab pistillate paj.
Qhov txawv ntawm Staminate thiab Pistillate yog dab tsi?
Staminate thiab pistillate paj yog cov paj tsis sib xws. Lawv tsuas muaj ib hom kev ua me nyuam. Raws li, staminate paj tsuas muaj stamens thaum pistillate paj tsuas muaj pistils. Qhov ntawd yog; lub paj staminate tsis muaj pistils thaum pistillate paj tsis muaj stamens. Yog li ntawd, qhov no yog qhov txawv ntawm staminate thiab pistillate paj.
Summary – Staminate vs Pistillate
Nyob rau hauv cov ntsiab lus ntawm qhov sib txawv ntawm staminate thiab pistillate paj, lub paj staminate tsuas muaj active stamens thiab tsis muaj pistils. Nyob rau hauv sib piv, pistillate paj tsuas muaj active pistils, thiab tsis muaj active stamens. Yog li ntawd, staminate paj yog txiv neej paj uas dais txiv neej lub cev xeeb tub thaum pistillate paj yog poj niam paj uas dais poj niam cev xeeb tub. Txawm li cas los xij, qee cov nroj tsuag monoecious tsim ob qho tib si staminate thiab pistillate paj cais hauv tib tsob nroj. Ntawm qhov tod tes, cov nroj tsuag dioecious tsim staminate lossis pistillate paj hauv ib tsob nroj.
