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Afzoishi nashvi ba vositai resha va barg

Bisyor rastaniho dar tabiat bo resha va barg afzoish meyoband. Dar kishovarzi ham onhoro bo qalamchai resha va barg ziyod mekunand.

Hususan, tamashki bogi, nastaran (khuch), baze navhoi seb va ras- tanihoi oroishiro az qalamcharesha ziyod mekunand. Qalamcharesha juzi reshaest, ki 15-25 sm darozi dorad. Bo vositai qalamcharesha faqat on rastanihoero afzoish karda metavonand, ki agar bo tezi dar reshaashon mugjahoi ilovagi inkishof yofta tavonand. Odatan badi shinondani qalamcharesha az mugjahoi ilovagii on navdakhoi ruizamini meruyand. Va onho hamchun rastanii nav ba nashunamoi mustaqilona meguzarand. Hususan, qoqu bo osoni az qalamchareshaash sabzida nashunamo mekunad. Baroi in reshai onro ba porchaho (hissaho) judo karda, meshinonand. Tobiston az onho mugjahoi ilovagi hosil meshavad va az onho rastanii nav inkishof meyobad.

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Bisyor vaqt dar atrofi darakhtoni barkamoli safedor, gubayro, yos, olubolu, tamashk, mahlabi rusi va larzonbed navdahoi navrasro mushohida kardan mumkin ast, in navdahoro bekhjast meguyand. Onho az mugjahoi ilovagii rastaniho inkishof yoftaand. Agar juzi reshae, ki rastaniro bo bekhchast payvast mekunad, nobud gardad, bekhjast ba rastanii mustaqil tabdil meyobad.

Baze namudhoi khonagii guli begoniya, briofillium (sabrgiyokh), sansevera, limu va bunafshai uzambari (senpoliya) tavassuti bargashon (qalamchabarg) afzoish mekunand . Baroi in bargro ba regi nam shinonda baroi tamin kardani muhiti nam onhoro bo zarfi shishagin yo pardai polietileni mepushonand. Dar barg mugjaho va reshahoi ilovagi mesabzand. Dar rastanii briofilli- um boshad, navniholhoi nihoyat khurdandoza hatto dar kanorhoi barg paydo shuda, sipas ba poyon meaftand. Onho ba joi muvofiq aftoda sabzishashonro idoma medihand. Dar sharoiti tabii boshad, dilgiyohi margzori az bargash ziyod meshavad.

Dar solhoi okhir dar baze muassisahoi tadkiqoti usuli navi parvarishi hujayrahoi boftai hosilkunanda, ki dar muhiti makh- susi gizoi sabzonda meshavand, kor karda shudaast. CHunin tarzi afzoishi rastaniho parvarishi boftagi nomida meshavad. Dar utoqhoi makhsuse, ki tamomi sharoithoi lozimi (harorat, namnoki, ravshani) muhayyost, hujayrahoi boftai hosilkunandai az rastanihoi muayyan giriftashuda faolona taqsim shuda, sipas az har kadomi onho niholchahoi nihoyat khurdjussa inkishof meyoband. Bo

Az barg afzudani rastani usuli parvarishi boftagi novobasta ba mavsimi sol mivdori zi- yodi kuchati rastanihoro ba dast ovardan mumkin ast.

  1. Qalamcharesha chist?
  2. Kadom rastaniho bo qalamchareshaashon afzoish mekunand? Bekhjastho chi tavr hosil meshavand?
  3. Kadom rastaniho ba tufayli bekhjastho ziyod meshavand?
  4. Rastanihoi bo barg afzoishkunandaro nombar kuned?
  5. Parvarishi boftagi chist?
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