Wata tawagar bincike karkashin jagorancin RIKEN ta gano wani binciken da za a iya amfani da shi don inganta shayar da kayan amfanin gona.Mai jigilar kayayyaki yana da alaƙa da yanayin ƙasa na tushen shuka saboda nauyi.Ana kiran wannan al'amari tushen geotropism1.googletag.cmd.push(aiki(){googletag.display('div-gpt-ad-1449240174198-2');});
Charles Darwin ya kasance daya daga cikin masana kimiyya na farko da suka yi nazarin girman tushen tsiro.Ta hanyar gwaje-gwaje masu sauƙi amma masu kyan gani, Darwin ya tabbatar da cewa tushen tushen tsire-tsire na iya fahimtar nauyi, kuma suna iya watsa sigina zuwa kyallen jikin da ke kusa, ta haka suna karkatar da tushen zuwa ga nauyi.Yanzu mun san cewa auxin hormone shuka yana taka muhimmiyar rawa a cikin wannan amsawar gravitational.
Tsire-tsire masu tsire-tsire suna da ayyuka masu yawa na jiki kuma suna iya taimakawa tsire-tsire su tsayayya da hawan yanayi.Don yin aiki yadda ya kamata, rarrabawa da ayyukansu a cikin sel da kyallen takarda dole ne a tsara su daidai.Wannan yawanci ya haɗa da masu jigilar kaya waɗanda ke daidaita ɗaukar wayar hannu ko fitarwa na hormones ko abubuwan da suka gabace su.
Yanzu, RIKEN masu ilimin halitta sun nuna cewa NPF7.3 da aka kwatanta a baya an kwatanta shi zai iya tsara amsawar auxin da tushen nauyi a cikin samfurin Arabidopsis.
Mitsunori Seo na Cibiyar Kimiyyar Albarkatun Dorewa ta RIKEN ya ce: "Mun lura cewa tsire-tsire masu maye gurbi a cikin kwayar halittar NPF7.3 sun nuna ci gaban tushen da ba a saba ba."“Bincike na kurkusa ya nuna takamaiman lahani a cikin martanin gravitational, kamar yadda aka ruwaito a baya.Ba za a iya bayyana aikin NPF7.3 a matsayin mai ɗaukar nitrate da potassium ba.Wannan yana sa mu yi tsammanin cewa sunadaran na iya samun wasu ayyukan da ba a san su ba a baya."
Gwaje-gwajen da suka biyo baya sun nuna cewa NPF7.3 yana aiki a matsayin mai jigilar indole-3-butyric acid (IBA), kuma IBA da ke shanye ta takamaiman tushen sel ta hanyar NPF7.3 an canza shi zuwa indole-3-acetic acid (IAA), wanda shine babban ciki Source auxin.Wannan yana taimakawa wajen kafa gradient auxin a cikin tushen nama, wanda hakan ke jagorantar amsawar gravitational.
IBA ita ce farkon farkon IAA, kuma rawar da IBA ta samu a cikin motsin nauyi ba a da ba a san shi ba.Duk da haka, da alama sauran tsire-tsire (ciki har da nau'in amfanin gona) suma suna da tsarin tsari iri ɗaya, wanda zai iya haifar da aikace-aikacen noma da kayan lambu.
Seo ya ce: "Za mu iya canza tsarin tushen tsarin ta hanyar daidaita watsa IBA.""Wannan zai inganta shayar da ruwa da sinadarai ta hanyar tushen tsarin, ta yadda za a inganta samar da amfanin gona."
An fara gano sunadaran NPF a matsayin masu jigilar nitrate ko peptide, amma a bayyane yake cewa sun fi dacewa fiye da yadda ake tunani a baya.Seo ya yi bayanin: "Bincike na baya-bayan nan, gami da wannan, ya nuna cewa wannan dangin mai jigilar kayayyaki na iya isar da mahalli iri-iri, gami da hormones na shuka da metabolites na biyu.""Babban tambaya ta gaba ita ce, muna so mu san yadda furotin NPF ya gane wannan.Substrates da yawa."
Kuna iya tabbata cewa editocinmu za su sa ido sosai kan duk bayanan da aka aiko kuma za su ɗauki matakin da ya dace.Ra'ayin ku yana da mahimmanci a gare mu.
Ana amfani da adireshin imel ɗin ku kawai don sanar da mai karɓa wanda ya aiko imel ɗin.Ba za a yi amfani da adireshin ku ko adireshin mai karɓa don wata manufa ba.Bayanin da kuka shigar zai bayyana a cikin imel ɗin ku, amma Phys.org ba zai adana su ta kowace hanya ba.
Samu sabuntawa na mako-mako da/ko aika kullun zuwa akwatin saƙo naka.Kuna iya cire rajista a kowane lokaci, kuma ba za mu taɓa raba bayananku tare da wasu mutane na uku ba.
Wannan gidan yanar gizon yana amfani da kukis don taimakawa kewayawa, bincika amfanin ku na ayyukanmu da samar da abun ciki daga ɓangare na uku.Ta amfani da gidan yanar gizon mu, kuna tabbatar da cewa kun karanta kuma kun fahimci manufar sirrinmu da sharuɗɗan amfani.