Redwood

Redwoods manya manyan conifers ne

Hoton - Wikimedia / Allie_Caulfield

da katako Suna da kwalliya masu ban sha'awa, ba kawai don girmansu ba har ma da ransu. A zahiri, zasu iya rayuwa sama da shekaru 3000 idan dai yanayin yayi daidai. Girman haɓakar su yana da ɗan jinkiri idan muka gwada shi da na sauran bishiyoyi, amma hakan yana aiki da ni'imar su, tun da lokacin sanyi yana da tsananin sanyi kuma yana tilasta su dakatar da duk ayyukansu, ban da mahimman abubuwa kamar numfashi. Daga baya, a cikin bazara, farkawarsu a hankali take, don haka bayan shekara guda za su sami damar haɓaka kimanin biyar, watakila watanni shida tare da sa'a.

Kuma shine yanayin da yake akwai a mazaunin waɗannan ƙattai shine na dutsen, tare da rani mara kyau da damuna mai tsananin sanyi. Ruwan dusar ƙanƙara yana da yawa a kakar ƙarshe ta shekara, don haka a cikin noma za su iya girma ne kawai a wasu yankuna. Duk da haka, yana da daraja sanin su a cikin zurfin.

Menene itacen sequoia?

'Secuoya' kalma ce da muke amfani da ita don komawa zuwa jerin bishiyoyi, musamman ma manyan daka, waɗanda zasu iya kaiwa tsayi har zuwa mita 115. Ci gaba da madaidaiciya akwati, kamar dai ginshiƙi ne, wanda yake yin kauri yayin da lokaci ya wuce, har ya kai matakin da zai iya auna kimanin mita 8 a gindinsa.

Su shuke-shuke ne masu ganye masu girman girma, dogaye kuma koren launi. Cones suna da tsayi a siffa, kuma sun balaga cikin kimanin watanni takwas zuwa tara bayan an gudanar da zaɓe a ƙarshen hunturu ko farkon bazara.

Nau'in itacen ja

Akwai nau'ikan sequoia guda uku, amma kamar yadda zamu gani, akwai guda daya tak wanda yake daga jinsin Secuoia. Sauran biyun dangi ne na wannan, amma suna cikin jinsi daban-daban. Bari mu ga menene su:

Redwood (Sequoia kayan kwalliya)

Duba Sequoia sempervirens

Hoton - Flickr / brewbooks

Wannan itace 'itaciya ta gaskiya' don haka don magana. An san shi da yawa kamar itacen ja ko California itacen ja, kuma ya kasance kamar yadda muka ci gaba zuwa jinsi Sequoia. Ana samun sa a gabar Tekun Pacific na Arewacin Amurka, a tsawan da ke tsakanin mita 30 zuwa 920 sama da matakin teku. Ya kai tsayin mita 115, yana da kyaun gani kuma tsawon rayuwarsa kusan shekaru 3200 ne.

Giant sequoia (Sequoiadendrum giganteum)

Duba daga Sequoiadendron giganteum

Hoto - Wikimedia / ErikvanB

La katuwar sequoia wani katako ne mai ban sha'awa wanda aka fi sani da velintonia, Saliyo sequoia ko babban itacen da yake yamma da Saliyo Nevada, a California, musamman a tsaunuka daga 1400 zuwa 2150 mita sama da matakin teku. Zai iya kaiwa mita 105 a tsayi, Kodayake abu na al'ada shine sun tsaya 'kawai' a cikin mita 50-85. Tsawon rayuwarsu ya kusa shekaru 3000-3200.

Metasequoia (Metasequoia glyptostroboides)

Metasecuoya shine katako mai rarrabuwa

Hoton - Wikimedia / Crusier

Metasequoia ko metasequoia shine conifer wanda bashi da alaƙa da Sequoia. A zahiri, akwai bayanai da yawa waɗanda suka bambanta shi:

  • Es yankewa.
  • Yawan ci gabansa, a gaba ɗaya, yana da sauri.
  • Girmansa da zarar ya balaga ya kusan zuwa Tsayin mita 45, tare da akwati har zuwa mita 2 a diamita.

Bugu da kari, asalinsa daga China ne, musamman daga Sichuan da Hubei. Amma don neman sani ya kamata ku sani cewa a lokacin Paleocene-Eocene, shi ma ya rayu ne a yankin da ke yammacin North Dakota a yanzu a Amurka, da kuma Durango a Mexico.

Kamar dai hakan bai isa ba, yana da ƙarancin nau'in buƙata, wanda shine dalilin da ya sa ake samunsa a cikin lambuna a cikin yankuna masu yanayi da ma dumi-dumi.

Yaya tsawon lokacin Sequoia yake ɗauka?

Redwoods bishiyoyi ne da ke girma a cikin dazuzzuka

Hoton - Flickr / James St. John

Akwai maganganu da yawa game da waɗannan bishiyoyin suna jinkirin, amma ... a zahiri, ko tsire yana da jinkiri ko ƙasa yana jinkiri don ya girma zai dogara ne da yanayin, ƙasa, jinsin halittarta da kuma ƙalubalen da yake fuskanta.ka fuskanta a rayuwarsa (kwari, cututtuka, canjin yanayi cikin zazzabi, ...).

Amma idan itacen bishiyar yana aiki sosai kuma ba ku da matsaloli da yawa, yakan dauki kimanin shekaru 20 kafin ya samar da akwati; A gefe guda, metasecoya zai ɗauki ɗan lokaci kaɗan, tsakanin shekaru 10-15.

Nawa ne jan itacen yake girma kowace shekara?

Bugu da ƙari, zai dogara da dalilai da yawa, amma gabaɗaya yana girma zuwa kimanin santimita 2-5 a kowace shekara. Kuna iya samun ɗan growthan girma idan kuna takin shi akai-akai daga bazara zuwa ƙarshen bazara tare da takin mai magani kamar guano ko takin zamani. Amma haka ne, kada ku yi tsammanin cewa zai yi girman santimita 20 a kowace shekara 😉.

A ina aka samo mafi yawan sequoia a duniya?

Redwoods manya-manyan abubuwa ne masu rai

Hoton - Wikimedia / Allie_Caulfield

Mafi girman itace a duniya shine babban sequoia, wanda yake daga nau'in Sequoia kayan kwalliya. An san shi da suna Hyperion, kuma ana samun sa a Redwood National Park, arewacin San Francisco a California. Tana auna mitoci 115,9, kuma a yau shine samfurin mafi tsayi da aka gano.

Koyaya, akwai wani wanda shima ya cancanci ambatonsa. Jinsin na Sequoiadendron giganteum. Sun sanya masa suna Janar Sherman, kuma yana zaune a Sequoia National Park, California. An dauke shi mai rai tare da mafi girman yawan kwayar halitta a doron kasa, tunda duk da cewa ya kasa Hyperion a mita 83,8, gangar jikin sa tayi kauri sosai, tare da diamita kimanin mita 11. Bugu da kari, tsawon rassan sa ya kai kimanin mita 40.

Menene kulawar da dole ne a ba su?

Redwoods bishiyoyi ne masu ɗaci ko ɗumi

Hoto - Wikimedia / Spacebirdy / Myndir

Idan kun kuskura ku sami samfurin jan katako, muna ba da shawarar kula da shi kamar haka:

  • Yanayi: dole ne ya kasance a waje, a cikin inuwa mai kusan-rabin.
  • Tierra:
    • Lambu: mai wadataccen abu mai ma'ana, tare da magudanan ruwa mai kyau.
    • Wiwi: gauraya mai hade don shuke-shuke na acid (a siyarwa a nan) tare da 30% perlite.
  • Watse: matsakaici zuwa mai yawa. Ruwa sau 3-4 a mako a lokacin bazara, da ɗan kaɗan sauran shekara ta amfani da ruwan sama ko mara-lemun tsami.
  • Mai Talla: daga farkon bazara zuwa ƙarshen bazara tare da takin gargajiya, kamar su guano, takin, ciyawa ko taki daga dabbobi masu ciyawar misali.
  • Yawaita: ana ninka shi ta tsaba a cikin hunturu, wanda dole ne a sanya shi cikin firiji tsawon watanni uku. Sannu a hankali germination. Suna iya ɗaukar ƙarin watanni 2-3 don tsiro.
  • Rusticity: manufa don yankunan da yanayi yake da yanayi mai ɗumi, tare da yanayin zafi tsakanin -18 -C da 30 andC.

Me kuke tunani game da waɗannan dutsen?


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  1.   Kamilo m

    Nayi mamakin sanin cewa akwai irin wadannan manya-manyan itatuwa!!!!!

    1.    Mónica Sanchez m

      Hi Kamilo.

      Ee, akwai bishiyoyi masu tsayi da yawa 🙂

      gaisuwa

  2.   Manuel m

    Sannu kowa da kowa, na dasa sequoias 6500, gwaji wanda, idan ya yi kyau, zai iya zama muhimmiyar hanyar samun kudin shiga ga farashin wannan conifer, kodayake shekaru 20 da suka ce sun riga sun sami itace kadan a gare ni (maimakon haka). shekaru 30). gaisuwa

    1.    Mónica Sanchez m

      Sannu Manuel.
      Gaskiya ban iya gaya muku ba, tunda inda nake zaune ba su da kyau saboda zafin rani.
      Na san cewa suna da hankali sosai, kuma cewa dashi yana da rikitarwa 🙂
      Na gode.