Hanganga, Mātauranga Tuarua me ngā kura
He aha ngā tipu i pūnaha pakiaka kaiota te? Ngā momo o te pūnaha tipu pakiaka
Pakiaka, he te okana tino nui, mahi he maha o ngā mahi faufaa, me te rawa kanorau i roto i ngā āhuatanga hanganga. Ahiri aita te reira, he ngā ora e kia tipu kaiao taea. I roto i tenei tuhinga ka e whakaaro tatou i roto i kaiota taipitopito pūnaha pakiaka: i roto i te tahi mau tipu whakawhanake reira, e kua te āhuatanga, me te tauturu te reira kaiao urutau ki tonu-te huri ngā āhuatanga taiao.
He aha te mea te pakiaka
Ko te pakiaka Ko te okana tipu raro. E mea papû e i roto i ngā tipu ehara i te mea i roto i te motuhia. Oia mau, rerekē nga pakiaka katoa o te tinana i roto i te ahua me te āhuatanga o te whanaketanga. E toru ngā momo o ngā wāhanga raro o te tipu: te matua, lateral me te apatoko. Ki te wehewehe ratou i roto i te puhera. Ko nga wa katoa te pakiaka matua o te tipu te taua. tu ia i roto i roto i te rahi me te roa. tupu te reira i pakiaka lateral. He tino tini ratou. A ki te tupu tika nga pakiaka i mawhiti, he kaimahi ratou.
mahi pakiaka
ka mate te kore nga pakiaka o te tipu, no te mea he tino faufaa tona mahi. Tuatahi o te katoa, kei te here i te reira kaiao i te oneone, te whakarato i te kai tōtika kohuke, me te aranga o nāianei wai. Ki te tika, i whai ahua ai maha tipu te whakarereke o te pakiaka. Hei tauira, beets, kāreti, me uhikura hanga pakiaka. Tenei thickening o te pakiaka matua. kohikohi ratou wai me te supply o matū e tika ana mō te ite ngā āhuatanga kino.
Ngā momo o ngā pūnaha pakiaka
He iti rawa te pakiaka o tetahi momo o te tipu. I muri i te katoa, te mahi o te tinana, tei runga i te ora o te rauropi katoa. Na reira e hanga e te pūnaha tipu pakiaka, arā, o te maha ngā momo o whekau raro. He pai ake ratou. Ko te momo matua o ngā pūnaha pakiaka - he tokotoko me te kaiota. takoto te rerekētanga matua i roto i te hanganga o te singularities. Hei tauira, he iti i roto i te hohonu o te kătahi pūnaha pakiaka kaiota te, me te tokotoko, i runga i te anga ke, taea tipu ki te farii i te wai i nui rire.
pūnaha pakiaka Tap
Ko te ingoa rawa o tenei hanganga āhuatanga e ngā āhuatanga o tona hanganga. He he taproot korerotia. He rerekē i kaiota tenei pūnaha tap pakiaka. No te mea o tenei otaota he tenei hanganga, ki taea te tango wai i te hohonu o te maha tekau o mita. Mai i te taha haere pakiaka matua, e faarahi te mata momi.
Ko te hanganga o te pūnaha pakiaka kaiota
ngā pūnaha pakiaka kaiota o nga pakiaka o te momo kotahi - paranasal. tupu ratou tika i nga wahi irirangi o te tipu, koia, i whai ahua ai te paihere. Ko te tikanga ko ratou te roa kotahi katoa. Na tupu tonu te pakiaka matua i roto i te whanaketanga wawe. Heoi, i muri mate ia. Ka rite ki te hua, i reira e anake aua pakiaka e tupu ana i te mawhiti. Ko te kurupae taua i roto i te nuinga o te wā rawa kaha. Whakamātauria te hi'o atu tona whakato ringa witi o te oneone mākū - a ka kite koutou e he tika tenei ki te tono nui kaha. I te tahi taime e whakawhanake pakiaka adventitious taha, e faarahi atu i te diameter nohoia e te pūnaha.
He aha ngā tipu i te pūnaha pakiaka kaiota
I roto i te kukuwhatanga o tenei hanganga puta mo te māngai wā tuatahi o teitei tipu spore - aruhe, pūkohu me horsetails. No te mea māngai te nuinga o ratou e te taha o te whakarerekētanga tinana raro mawhiti, ara māngaro tupu pakiaka adventitious i ia. Ko te taahiraa nui mua i roto i te phylogeny o te tipu rauropi rite pükohu me ētahi atu māngai o te spore i anake rhizoids tenei. kihai i enei hanganga te papanga me te āpiti i te mahi ki te tïpako anake.
He he pūnaha pakiaka kaiota te me otaota katoa e no ki te Monocotyledons piha. Āpiti atu ki te ngaro o te cambium, pewa, ranei whakarara-veined tohu me ētahi atu, he mea ratou āhuatanga nahanaha. māngai tēnei piha e rave rahi mau utuafare. Hei tauira, i hanga liliaceae Riki me whakarereke o te mawhiti āhuatanga. Tenei thickened kakau raro, i roto i nei te wai, kahore, me nga kohuke tika katoa. Kei te karanga a te reira i te umanga. Mai i reira, ka tupu putiki o pakiaka adventitious. Rice, Ko nga māngai o witi, te witi, rai, me parei Pata utuafare. Kei te āhuatanga hoki ratou i te pūnaha pakiaka kaiota te. Tauira o te hanganga - ko reira ano hoki Dahlia, apareka, reka rīwai, CHISTYAKOV. Ratou pakiaka adventitious nuinga thickened ka riro āhua tuberous. Ratou whakaemi hoki ngā matūkai. ka karanga taua huringa e kōpura pakiaka. tupu ano te tautoko, manawa, Kahu me te piu i te morehu. Na reira, ano e taea te whakaaro ratou vidozmeneniem pūnaha pakiaka kaiota te. Hei tauira, te whakamahi i te pakiaka creeper-pritsepok taea tupu noa i runga i te mata poutū. A mimiti tāwhara makuku i te rangi. rite tenei e te kupukupu pakiaka adventitious. i hanga ngā whakarerekētanga i roto i te kānga. Tenei pakiaka tautoko. karapotia ratou te wahi o raro o te kakau, me te tautoko i te mawhiti kaha i te taimaha hua-puku.
Huapai me ngā huakore o te pūnaha pakiaka kaiota
pūnaha pakiaka kaiota he tipu e kore e e whai ki te whakaputa i te makuku ki te hohonu nui. E tino nui huinga reira motu ke i te tahi atu hanganga rite - te matua. Kei te pai te whakawhanakehia reira taproot e taea tomo tekau o mita hohonu ki te oneone. Tēnei āhuatanga āhuatanga o te piha haapiiraa katoa o dicotyledons. Ko he painga te pūnaha pakiaka kaiota te, me te. Hei tauira, he reira e taea ki te noho i te wāhi nui, i faarahi te mata momi. I roto i te witi e pūnaha pakiaka kaiota te i roto i te whānui me te 126 cm ki te roa o te tohu 120. Ko te whanaketanga o tenei hanganga ko tino ti'aturi i runga i nga tikanga taiao. I roto i te oneone wewete i te witi e taea pakiaka adventitious tupu i roto i te pūtoro o te 2 m, te aporo ki te 15, neke atu rānei. I te wa ano, ka ko tino nui te hohonu o te kătahi. Ētahi taru, tae reira 6 m. Reira, i a ratou kia uaua ki te pehea e o. Ki te he taimaha te oneone, a kahore he nui te ihirangi hāora i roto i reira, tata he pakiaka adventitious katoa i roto i tona apa mata.
Ko te kupu, pūnaha pakiaka kaiota he maha o ngā āhuatanga ahurei kua. Ko angamaheni mo te otaota piha Monocotyledons reira: ko te hapu o pata, riki, me te Liliaceae. Kei tēnei hanganga o pakiaka adventitious e tupu i te rere kurupae, noho i te wāhi nui.
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