HangangaPūtaiao

Tap pūnaha pakiaka: hanganga me tauira

Te riroraa i raro i te whenua, me te toe tino kitea, faufaa te pūnaha katoa, i te mea tika ti'aturi i runga i te taiao. Ki te tika, e taea te whakarerekē i te momo ki te whakarato i te tipu ki te tika katoa hoki te tipu me te whanaketanga.

Ko te pakiaka me tona hiranga

Ko te pakiaka te wahi raro o te tipu. Te reira i reliably pupuri te rere i roto i te whenua. Oko roa o te tahi mau rakau kia maha ngā tekau o mita, engari e kore e ara wehi o te patapata mai kaha o te hau.

Ko te mahi matua ko te absorption pakiaka, me te waka o te wai ki ngā matūkai rewa. Ko anake te ara e te nui e tika ana o te makuku i roto i te tipu tenei.

momo o pakiaka

E ai ki nga āhuatanga o te hanganga e toru ngā momo o pakiaka.

Ko nga wa katoa te pakiaka matua o te tipu te taua. I roto i te gymnosperms me angiosperms, whakawhanake ai i te uri pakiaka embryonic. Mai ia haere pakiaka lateral. whakanui i ratou i te rohe mata absorptive, tuku i te whakato ki te takanga mai i te nui nui o te wai.

Tika mawehe pakiaka adventitious i rere. He rota o ratou, tupu ratou kurupae. momo katoa o pakiaka i te taua āhuatanga o te hanganga ā-. hanga tenei huānga o te tipu kei runga o te kopa. Ko te uhi hanga he pōtae pakiaka, e tiaki te rohe mātauranga wehewehe pūtau i te mate. ngā ano rohe totoro o taitamariki, wehewehe tonu pūtau. He āhuatanga o te papanga conductive me te pūkaha i roto i te rohe o te absorption me te pupuri. Ko ratou te hunga e riro te nuinga o te ahua o pakiaka tetahi.

Ki te whakarite i te nui e hiahiatia ana o te wai te tipu e kore te mea nui kotahi anake pakiaka. Na reira, rerekē momo o pakiaka ngā ki te hanga i te pūnaha.

Rod me te pūnaha pakiaka kaiota

kanohi pūnaha kaiota e pakiaka adventitious. He āhuatanga hoki nga māngai Monocotyledons piha ratou - ko te hapu o pata, Liliaceae ko Riki. Tangata e tamata ki te wahia i o te whenua morehu o te witi, e mohio he aha ki te mahi i reira he tino uaua. kaha tupu kurupae pakiaka adventitious, noho reira he wāhi nui, whakarato i te nui e hiahiatia ana o te tipu ngā matūkai. Topuku o karika rīki ranei, rite te whakarerekē o te morehu, kua whakawhanakehia hoki pakiaka adventitious, ngā ki te pūnaha pakiaka kaiota te.

A feruri i te momo e whai ake. Rod pūnaha pakiaka ngā o rua ngā momo o pakiaka: matua me te taha. Ko te pakiaka matua anake ko te matua me te whakamārama i te ingoa o tenei tinana o ngā tipu. Ka taea e tomo te reira i hohonu ki te oneone, e kore e mau anake e mau tona rangatira, engari tango ano hoki makuku kau i nga papa o raro o te oneone. E kore te mea te tekau torutoru o mita he tutukitanga hoki ia.

He āhuatanga o te nuinga o angiosperms pūnaha Tap pakiaka, rite he reira ao. faaho'i te pakiaka matua wai i te raro, te taha - i te purupurua.

painga

Tap pakiaka āhuatanga pūnaha o ngā tipu tipu i roto i te takarepa te wai. Ki te kahore he ua, he maroke nga papa o runga o te oneone, anake e taea te whiwhi te wai i hohonu raro te whenua. Tenei āhuatanga whakarato te pakiaka matua. pūnaha pakiaka Tap ētahi wā roa atu mawhiti ia. Hei tauira, kamera a io e pā ana ki te 30 cm te teitei e te roa pakiaka o neke atu i te 20 m.

He nui hoki pakiaka lateral. whakanui i ratou i te mata momi, i ētahi wā noho i te wāhi nui.

He aha ngā tipu e mahuinga ia e kore e pūnaha pakiaka i? Ko te hunga e ora i roto i ngā āhuatanga o te houku te taikaha. tango i ēnei tipu wai i te hohonu e kore te mea e tika ana tika. Heoi ngaro nui o te roa tapeke o pakiaka kaiota pūnaha tokotoko pakiaka.

whakarerekētanga o te pakiaka

pūnaha pakiaka Tap, ko tona hanganga tutuki te mahi mahi ratou, ētahi wā whakarerekē. Well-mohiotia pakiaka o kāreti - ko reira matotoru pakiaka matua. rongoa ratou te wai me ngā matūkai e tukua tipu ki te ora tikanga taiao kino. pūnaha taua whakarerekētia tap pakiaka angamaheni mo te pīti, rarihi, uhikura, te pāhiri.

Ngā pakiaka noa i roto i te tipu te koiora, me te tau takirua. Na, i rui i te purapura o kāreti i te puna, he taea ki te kotinga kua ngahuru. Otiia ki te mahue te tipu kei te mo te hotoke i roto i te whenua, i roto i te puna ko reira kau ano mawhiti me te hoatu purapura. I roto i te kāreti hotoke matao ora e tika ki te thickening o pakiaka matua - pakiaka. āhei te reira ki a koe mau i runga i ki nga rakau o te whakaeke wera.

Tei pūnaha tipu pakiaka Momo i runga i te tikanga i roto i nei tupu reira, me nga āhuatanga āhuatanga o te hanganga whakarato tukanga faufaa, me te whakapiki ake i te tūponotanga o te ora i roto i tetahi āhuarangi me te ki tetahi maha o te houku e wātea ana, me te ngā matūkai.

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