Me yasa ganyewar ganye ke faruwa

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A yankinmu, bishiyoyi da yawa suna zubar da ganyayensu, kuma wannan tsari ne na yau da kullun wanda ke faruwa a lokacin kaka, kafin farkon lokacin sanyi da sanyi. Faɗuwar ganye ba ta faruwa ba kawai a cikin yanayin sararin samaniya ba, har ma da na wurare masu zafi. A can, ganye ganye ba abu ne da za a lura da shi ba, tunda kowane irin bishiyoyi yana zubar da su a lokuta daban-daban, kuma yin bacci ba ya wuce onlyan kwanaki. Tsarin faɗuwar ganye da kansa ya dogara ba kawai ga waje ba, har ma da abubuwan cikin.

Fasali na fadowa ganye

Faduwar ganyayyaki lamari ne mai ban mamaki yayin da ganye ya rabu da rassan shrubs da bishiyoyi, kuma yana faruwa sau ɗaya a shekara. A hakikanin gaskiya, faduwar ganyayyaki iri-iri ne ga dukkan nau'ikan bishiyoyi, har ma da wadanda ake ganin ba su da kyawu. Gaskiyar ita ce a gare su wannan aikin yake faruwa a hankali, yana ɗaukar lokaci mai tsawo, saboda haka kusan mutane ba za su iya gani ba.

Babban dalilai na ganye fall:

  • shirya tsire-tsire don lokacin rani ko sanyi;
  • canjin yanayi da yanayi;
  • cutar shuka;
  • lalata bishiyar ta kwari;
  • sakamakon sunadarai;
  • gurbatar muhalli.

Lokacin da lokacin sanyi ya kusanto a wasu bangarorin duniyar, kuma a wasu ya bushe, yawan ruwa a cikin kasa ya zama bai wadatar ba, don haka ganyayen sukan fado don kar su bushe. Ana amfani da ƙaramin danshi wanda ya rage a cikin ƙasa don ciyar da tushen, akwati da sauran gabobin shuka.

Bishiyoyi, faduwar ganyaye, kawar da abubuwa masu cutarwa waɗanda suka taru a cikin farantin ganye. Bugu da kari, shuke-shuke na sararin samaniya masu zafin nama suna zubar da ganyensu a cikin kaka, suna shirin wani lokaci, saboda in ba haka ba dusar kankarar za ta taru a kan ganyen, kuma a karkashin nauyin hazo, bishiyoyin za su sunkuyar da kansu kasa, wasu kuma daga cikinsu za su mutu.

Ganyen da ya faɗi

Da farko, ganyen da ke kan bishiyoyi suna canza launi. A lokacin faduwa ne muke kiyaye dukkan paletin ganye: daga rawaya da shunayya zuwa tabarau masu duhu masu duhu. Wannan na faruwa ne saboda tsarin cin abinci mai gina jiki a cikin ganyayyaki yana tafiyar hawainiya, sannan yana tsayawa gaba daya. Ganyen da suka fadi yana dauke da sinadarin carbohydrates, wadanda ake samar dasu a lokacin da ganyen ke shan CO2, nitrogen da wasu ma'adanai. Yawan su na iya cutar da shuka, saboda haka, lokacin da ganyaye suka fado, babu wasu abubuwa masu cutarwa da zasu shiga jikin bishiyar.

Masana sun tabbatar da cewa bai kamata ganyen da ya fadi ya kone ba, tunda a yayin wannan aikin wasu abubuwa da suke gurbata iska sun shiga sararin samaniya:

  • anhydride na sulphurous;
  • carbon monoxide;
  • nitrogen;
  • hydrocarbon;
  • soka

Duk wannan yana gurɓata mahalli. Mahimmancin ganye ganye don ilimin halittu yana taka rawa babba. Ganyen da suka fadi sune takin gargajiya mai wadatar zuci, yana saturating kasar gona da abubuwa masu amfani. Har ila yau, ganye yana kare ƙasa daga yanayin ƙarancin zafi, kuma ga wasu dabbobi da ƙwari, ganye tushen abinci ne mai gina jiki, don haka ganyen da ya faɗi wani ɓangare ne na kowane yanki.

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Kalli bidiyon: Synchronous Reluctance Motor Intoduction Concepts (Afrilu 2025).