He aha ka ke cambium i loko o nā lāʻau?

Loa pinepine loaʻa nā lāʻau a me ka herbaceous mea kanu me ka bulky nui ilpko o, a kumu. No ke aha la e laau ulu ma ka laula? He aha ka ke cambium, heluhelu i ka 'atikala.

cambium

He aha ka ke cambium? Kēia loa lahilahi ahu iho la ka'aʻaʻa hoonaauao, a laila ola aeee mea e hiki ke puunaue, a mahuahua ma ka mānoanoa. I ka hopena o kēia mau keʻano o ka hanaʻana o ke kahua o ka laau a me ka aeee phloem. Ma ka hooulu ana o ka cambium hoolakolako bast keena ma ka mawaho a me ka lāʻau - ma loko. Ua Ua Aia ma lalo o ka wauke.

He aha ka ke cambium, a ma ua mea ke aupuni '? Mau mea na keena o ka hoʻonaʻauao lole. Ma ke ahu iho la ke aupuni 'ma luna o kekahi i kekahi, a pili i ka barela - ma waena o ka laau a me ka wauke. Ma pakiko aniau i loko nō i ka hooilo E pa ahau ke cambium, a ma ka makahiki hou - kona hope ua Keoni a. Mua,ʻo ia hoala e ae la ia ma ka māhele opiopio o ka laau, a laila, - ma ke kahiko poʻe.

Ka 'ole o ka cambium keena

He aha ka ke cambium, a me ka mea o ka 'ole o kona keena? Ua mea liʻiliʻi, elongated tetrahedral shape. Na welau o na keena i tapered. Ka lōʻihi hiki e okoa: ma dicotyledons - hapalua o ka millimeter, mai gymnosperms - ekolu a me ka hapalua millimeters. Ua piha ka halepaahao me densely granular wai koko me ka kālī-hoʻokino nucleus i loko o ka waena. I kekahi manawa inā loaʻa pia. Ke pōkā pū mea i ai oolea, pahee a me ka loa'ōlewa. Akā, ma ka hooilo kona pā pōhaku ai hanaʻia naʻe. Keena me ia i ka ho'ākāka 'ana o ka palapala, mai kekahi a hiki i' ekolu mau papa, akā, i kēia noʻonoʻo pono cambium, ahu iho o kekahi roofing.

E like me ka cambium ua hana?

Ua ninoieo o maternal aeee: lonikū, ae hiki aku i ka lōʻihi o kekahi mau millimeters, a ua bevelled welau, a me ka pōkole kahahānai, a i Hoʻohui 'ia ma ka' ōlelo a me nā kukuna kekahi, ma ka cambium.

He aha ka ka cambium papa o aeee, a pehea ka nui o 'aʻole ia no? I ka hoʻokahi wale nō, ahu iho o ka cambium keena, a mea he aeea papa o ka moʻo cambial ciia. Mau keena i mea i like loa me na keena o ka mea'ē aʻe papa, no laila, ka mea hiki ole ke hookoaiaʻi lakou. Eia naʻe, eia nō okoa i ka poe mea i hiki i ka hou 'ana i kaʻana like' ana ma lalo o ano ino kūlana ho okumu i ka cambium keena.

Ka hopena o ka hooponopono ana i ka lāʻau ulu keʻano o ka hanaʻana o ka pahuhopu nei kahua o ka cambium aeee i nā keena no kela hana. Kēia mea he nui loa ke olonā i hui. Kokoke aeee i ke kamaʻilio me kekahi i kekahi, no ka mea, ka mea, paka lākou hou 'ano o ka halepaahao i kekahi manawa. Cambium ola ana a hiki i ka laau i ola.

? Aneii, cambium aeea i hookaawale ai i elua. Kekahi aeea mea he lahilahi-nā kūlanakauhale, ka mea, ua aia ma luna o ka waho o ka barela, a me ka mea 'ē aʻe - kiÿi, a me manoanoa pā pōhaku, hele i ka Kora naʻEsau. Nui aeea me he lahilahi iwi, 'ano apau loa i ka pūnāwai cambium. No laila, ua kapaʻia ka lāʻau i kēia manawa o ka makahiki i ka luawai. I ka ulu manawa pono, i ka wa a ka ulu lau a me ka hoi e pana aku i hana cambium flattened keena me ka manoanoa pā pōhaku. Wood i kapaia o ke kau, i hanaʻia i kēia manawa. I loko o ka ulu kau palapala makahiki apo, a hiki hooholo i ka makahiki o ka laau.

Ka 'ole o ka loko o ke kumu

Herbaceous mea kanu a me nā kumu lāʻau i ka kaiʻewaʻewa 'ole o keia hapa o ka kumu. He aha ka ke cambium i loko o nā lāʻau? Dicotyledonous mea kanu i ka lole hoʻonaʻauao, i kapaia o cambium, ma i ko lakou ulu ana i loko o mānoanoa. An hoohalike He laau e like me maple, Lime a me na mea e ae. I mea kanu, monocots cambium mea ole, pela ka mānoanoa ua aneane e hoomahuahua ia.

Woody dicots kuahene concentric papa: laau, cambium, phloem. I ke kikowaena o ka 'ōlelo o ke kumu aeee i hana like me ka hoʻomāhuahua o māhuaola. Ke keena o ka meaʻike ākea Kora naʻEsau hapa mea uuku, a me kā lākou mau pā - loa.

Wood ia hoʻi ka'koi honua hapa. O na moku i mau alahele. E like me ia i komo i ka wai a hiki i ka lau a me ka hoʻokemu kona aʻa. A me ka laau wai loaʻa a pau na māhuaola. Wood he'aʻaʻa i kapaʻia ka wahie olona. Ma muli o ia kā lākou mau kumu, he mea paʻa. I ka papa kuhikuhiE lole ia hoʻi ka wahie parenchyma. He kuleana no ka replenishment o ka ai laau.

Cambium monocots a me dicots

He aha hoʻi ka cambium i mea kanu? Ma monocots flora ka mea, ua kokoke ma laila. Available procambium huli i loko o ka iniiaiie lawelawe lole. Dicotyledonous mea kanu i hiki ke ho okumu i procambium cambium, e haawi ala i ka haumāna mākaʻikaʻi lawelawe nā'aʻaʻa. E like me ka hopena - ke kahua o ka haumāna kumu 'ole.

He aha ka ke cambium i mea kanu? Photo: nānā ma lalo nei. Cambium o herbaceous anei o dicotyledonous mea kanu i ka ha awina o kekahi e ulu ana wā. Once Akuma ka hiki mai, kona keena e paʻa'aʻaʻa. Cambium anei o woody mea kanu ua mama no hoi a pau o kona ola ana, a make aku la ia laau. Akā, i loko o ka hooilo a me ka Akuma ka no ka cambium hoʻomaka i ka wā o ke koena.

Herbaceous dicots:'anatomia o ke kumu

Ke anatomical 'ole o ka mea kanu i ka mall hua'ōlelo mea iniiaiie a me nā haumāna. Ho okumu ana o ka iniiaiie 'ole ia lŘlŘ ma ka kakahiaka kahua o? Acaeoey o ke kumu.

Akā, e hoʻomaka koke kolo ana i loko o ka haumāna ke kahua, e like me ka cambium i keia manawa hoʻomaka kona hope. Secondary 'ole ua wehewehe aku e ekolu ke ano: mea nana i ulana, a me ka malumalu nonbeam.

Puchkova 'ole o nā mea kanu

Wehewehe aku ma ka waiho ana i ka cambium kaawale kaola a i manaʻo i loko o ka anei i loko o ka lalani ma luna o ka hoa kanaka. I ka ho okumu ana o kekahi ana cambial apo ana ka malama ana i ka mea nana i ulana 'ole. Kēia kaʻina hana ma mua o ke kahua o interfascicular cambium a, ma ka huipūʻana me ka iniiaiie ke komo lima o ua hanaʻia e ka mea ulana lole. I kekahi manawa, mea ulana lole cambium poorly hoakaka, a 'aʻole i maopopo hoomaopopo i ka iniiaiie mai o ka haumāna' ole.

Nonbeam 'ole o nā mea kanu

Wehewehe aku i loko o ia, nānā 'ole o ka iniiaiie' ole o ke kumu, ma lalo o ka aoao o ke kiʻekiʻe loli ke hana i ka mea kanu me ka mea like 'ole: ka mea, he pono ole cambium apo hookahi.

Ke anatomical 'ole o ka makahiki kumu o nā lāʻau, a herbaceous mea kanu makemake: lawelawe huna mea ulana lole'ōnaehanaʻaʻohe' ole. Ko lakou hanohano nō hoʻi hiʻona o ke kahua o ka ka penaʻana'aʻaʻa like me ka hopena o ka ikaika hana o ka cambium.

I ka wā o ka cambium hoomaka kona ana, ma ka kumu o na kumu likeʻole i hana haumāna me Kinohi, e alakai ana i ka gradual nalowale o ka puke Paipala. He aha ka ka cambium o kālaimeaola? I unuhi 'ia mai he Roma, ia mea he wehe aʻe o aeee i loko o ke kumu o ka mea kanu ma waena o ka phloem a me ka wahie.

Xylem (laau) a me phloem (phloem) hoʻonoho papa iā cambium manawa ia hoʻi i ka mea hookahi, kūpono ai i loko o kaʻaha hapa o xylem mau lālā, a me nā kumu, a me ka hapa iki o phloem - wauke, a me kona wiwi, ahu iho. Oia ka puunaue ana i na aeee mea no ka mea, he hookahi aeea i loko o ka puʻunaue hoʻopili like i ka bast nui wahie keena. No laila au i kauoha i ke cambium.