U-Richard Ferrieri akakaze acabange ukuthi ibhodlela elilula lentuthu ewuketshezi lingashintsha isiqondiso socwaningo lweqembu lakhe. Ekuqaleni, uFerrieri kanye nethimba labacwaningi eNyuvesi yaseMissouri bagxile ekutadisheni ukuthi inhlabathi efakwe intuthu yomlilo wequbula ithinta kanjani ukukhula kwezitshalo. Kodwa ngemva kokuba sebeqale ucwaningo lwabo, bathola into emangalisayo, futhi bakholelwa ukuthi ngelinye ilanga ingase isetshenziselwe ukuthuthukisa impilo yezitshalo zokudla.
URichard Ferrieri, uprofesa eMnyangweni Wezekhemikhali e-University of Missouri (MURR), uthe lapho ososayensi bethimba lakhe labacwaningi befaka intuthu ewuketshezi enhlabathini lapho kukhula khona isitshalo sikabhekilanga, bathola ukuthi kungathuthukisa ukuzivikela kwaso kwemvelo futhi kwande. ikhono layo lokumelana nezinambuzane nezifo ngokusho kwe-Phys.org.
Intuthu ewuketshezi ewumphumela wokushunqiswa kwentuthu ekhishwa izinkuni ezivuthayo iye yasetshenziswa ukulingisa, endaweni yaselabhorethri, izimo zentuthu ezingadalwa umlilo wehlathi.
"Izitshalo azikwazi ukuphunyuka lapho zizama ukuzivikela ezinsongweni eziyingozi," kusho uFerrieri, ophinde abe yilungu le-Interdisciplinary Plant Science Group yase-University of Missouri. “Ngakho-ke, isitshalo sidinga amandla amaningi ukuze sabe izinsiza eziyigugu esivame ukuzisebenzisa ekukhuleni kwaso ukuze sizivikele. Njengomzimba womuntu, isihluthulelo sempilo yezitshalo sisekutheni isimiso sabo semithambo yegazi singasebenza kahle kanjani ngaphansi kokucindezeleka.”
Kulolu cwaningo, ososayensi basebenzise i-carbon-11 radioisotope eyenziwe yi-cyclotron eNyuvesi yaseMissouri ukuze babone ukuthi intuthu ithinta kanjani isimiso se-vascular ku-sunflowers, noma uhlelo oluhambisa ikhabhoni, amanzi, kanye nezakhi zokulandelela kuso sonke isitshalo. UFerrieri uthe bathole ukuthi ubhekilanga otshalwe emhlabathini ofakwe intuthu ewuketshezi unamaqabunga amakhudlwana, aminyene, aluhlaza futhi awangenwa kalula yizinambuzane nezifo.
Ngokuzayo, i-Ferrieri ifuna ukwandisa lolu cwaningo ngokuhlola ezinye izitshalo, ezifana nobhontshisi wesoya. I-Soy ingase ibe isandiso semvelo socwaningo lwabo ngoba inohlobo olufanayo lwesistimu ye-vascular ku-sunflower futhi iphinde ibe nezifo ezihlukahlukene.
UFerrieri uthemba ukuthi umsebenzi welebhu yakhe uzosiza ekutholeni isisombululo esingaba khona sokungavikeleki kokudla emhlabeni wonke ngokunikeza enye indlela yemvelo yokusebenzisa izibulala-zinambuzane ukusiza abalimi ukwakha ukumelana nezitshalo ezifweni ezihlukahlukene.
Ukwelashwa ngentuthu ewuketshezi kanye namanye amakhemikhali abusa intuthu kunciphisa ukwakheka kwe-phloem kubhekilanga, kuthuthukisa ukukhula.