Yadda shuke-shuke hunturu

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Duk wakilan namun daji suna shirya lokacin hunturu ta hanyarsu. Siffofin rayuwa na shuke-shuke suna da bambance-bambancen hunturu. Shuke-shuken shuke-shuke na shekara-shekara suna mutuwa tare da farkon yanayin sanyi kuma suna barin tsaba wanda sabbin tsiro zasu tsiro. Hakanan, ciyawar ciyawa na ɓoye kwararan fitila, tubers ko tushen a ƙasa, kuma ɓangaren ƙasa ya mutu. Wasu nau'ikan suna zama kore a saman duniya, kuma a lokacin sanyi ana yin dusar ƙanƙara har sai lokacin bazara ya zo. Suna iya haɓaka mai tushe da girma ganye, ba sa jin tsoron tsananin sanyi.

Don lokacin hunturu, manyan bishiyoyi da bishiyoyi suna zubar da ganyensu kuma suna nitsewa cikin yanayin bacci wanda zai kasance har zuwa tsakiyar wasu lokuta ma har zuwa ƙarshen hunturu. Waɗannan bishiyoyi waɗanda suke da kauri mai kauri suna jure wa hunturu da kyau. Wanan tsire-tsire masu katako suna da ma'aunan kariya kuma suna kan babban matakin daga ƙasa, wanda ke ba su damar yin tsayayya ko da ƙananan yanayin zafi. Hadarin ya bayyana ne kawai ga rassan matasa. A lokacin hunturu, bishiyoyin bishiyoyi suna cikin yanayin yanayin bacci. Suna farkawa tare da farawar dumi. Masana kimiyya sunyi bayanin dorewar nau'ikan flora iri daban-daban ta yadda, ya danganta da tsarin yanayin zafin jiki, suna fuskantar canje-canje a cikin intracellular.

Wintering conifers

Yana da kyau a lura cewa bishiyoyin pine suna nuna halaye daban-daban da na manyan bishiyoyi. Zasu iya tsayayya da kowane, koda mafi tsananin damuna, tare da dusar ƙanƙara da zafi mai yawa. Murfin dusar ƙanƙara ya rufe tushen bishiyoyi da ƙasan daji. Ba sanyi bane yake da mummunan tasiri akan allura, amma rashin danshi. A lokacin sanyi, gangar jikin da asalin itacen pine "suna bacci", amma suna buƙatar danshi, wanda ke tarawa cikin allurar. An rufe su da fim na kariya na musamman wanda ke hana ƙarancin ruwa. Wannan yana basu damar canza ganye a hankali akan lokaci. Hakanan, an rufe stomata da wani abu na musamman, don haka allurar ba ta mutuwa koda a yanayin ƙarancin yanayi. A lokacin hunturu, ruwa daga asalin ba ya gudana sosai zuwa rassan da sauran sassan, kuma idan babu allura a jikin rassan, zasu iya karyawa.

Amma ga wasu nau'o'in tsire-tsire, wasu daga cikinsu suna iya hunturu da koren ganye. Waɗannan sune lingonberry, heather, mai son hunturu, pear da linne na arewa. A sakamakon haka, ba dusar ƙanƙara ba ce mafi mahimmancin yanayi a lokacin hunturu, amma sanyi da ƙarancin danshi, amma duk tsire-tsire suna iya jure yanayin lokacin sanyi ba tare da matsala ba.

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Kalli bidiyon: Lalata part 7 kalli yanda aminu yaci gindin bafulatana mai nono (Nuwamba 2024).