Phuputso e entsoeng ka li-genotype tse 109 e bonts'itse mamello ea mefuta e meng kamora ho e fa khaello ea metsi
Kamora ho ithuta DNA ea li-genotype tse 109 (mefuta ea litapole tsa Creole tse nang le litšobotsi tse ikhethileng), le ho ba fa khaello ea metsi ka nako e itseng, ba bahlano ba bona ba nang le monyetla oa ho mamella komello.
Mamello ea li-genotypes tse bonts'itseng litšobotsi tsena e ne e le CCC059, CC103, CCC116, CCC140 le CCC 141 e ile ea ithutoa lebaleng le liphatseng tsa lefutso. Tabeng ea pele, ho ile ha hlokomeloa hore ke litapole tse neng li se na metsi, 'me ha e le genome (kapa DNA ea limela), e ne e khethoa ho tsoa ho li-aquaporin, liprotheine tse laolang metsi semeleng.
Phuputso e theha metheo ea bohlokoa bakeng sa ho utloisisa sebopeho sa thahasello temong le mananeong a kamoso a ho ikatisa a lumellang nts'etsopele ea mefuta ea litapole e ikamahanyang le maemo a komello mme e ka sebelisoang ke bahlahisi.
Sena se hlalositsoe ke setsebi sa temo ea limela Lina María López Contreras, Setsebi sa Saense ea Temo Lefapheng la lipatlisiso tsa Genetics le Plant Breeding ho National University of Colombia, Ntlo-kholo ea Bogotá.
Tlhahlobo ea liphatsa tsa lefutso e bontšitse "limaraka tsa limolek'hule" ho genome ea litapole le liphatseng tse amanang le li-aquaporin. Ho khetholla liphetoho tsa limolek'hule ke ho fumana liphetoho tatellanong ea DNA (liphetoho) tse ka amanang le mamello ena ea khatello ea metsi.
Liphetoho kapa liphetoho tse itseng li fumanoe ho li-genotype tse lekiloeng, tse tsamaellanang le pokello ea mosebetsi oa Unal Plant Breeding Program Work. Ka tlhaiso-leseling e fumanehang tšimong, ho netefalitsoe hore na litapole tsa Creole li ne li na le metsi a fokolang hakae, e le hore libaka tsa DNA li ka amahanngoa le mamello ea khaello ea metsi.
Ntle le li-genotypes tse itoanelang ka botsona, liphatsa tsa lefutso tse amanang le karabelo maemong a lihormone le tsona li fumanoe tse thusang ho thibela ho felloa ke metsi 'meleng, li siea motheo o ts'episang oa ho hlahisa mefuta e meng ea litapole tsa Creole tse mamellehang.
Phuputso, e tataisitsoeng ke Teresa Mosquera Vásquez mme e tsamaisoa ke Johana Carolina Soto Sedano, baprofesa ba setheo sa univesithi, e kenya letsoho ho fana ka boleng ho lisebelisoa tsa liphatsa tsa lefutso tsa Colombia ho tloha ha sesebelisoa sena se kile sa sebelisoa lithutong tse fapaneng mohatong oa phepelo ea mafu le phepo. .
Phuputsong ena, ho ile ha batloa matšoao a mamello ea khatello ea metsi, ao li-genotypes tse 109 li neng li jetsoe ka matlong a polokelo le nosetso e ile ea emisoa ka karolo e le 'ngoe matsatsi a 15 ho etsisa maemo a khaello ea metsi le ho hatella limela. Limela tse ling li ne li lula li nosetsoa khafetsa ho bapisa likarabo le ho bona hore na chai le tlhahiso ea hoqetela li amme joang.
López o ile a beha leihlo maemo a metsi a limela ka likhoeli tse 'ne. Lintlha tse bokelletsoeng nakong eo li ne li amahanngoa le lefutso le database e fepetsoeng le lithuto tsa lefutso tse entsoeng Unal. Lintlha tsena li entse hore ho khonehe ho tseba libaka tsa genomic kapa liphetoho ho DNA tse hlahang lijalong ho khona ho li amahanya le mamello ea khatello ea maikutlo.
Kamora likhoeli tse 'ne, kotulo e ile ea etsoa, moo, ka tlhahlobo ea lipalo, limela tse neng li mamella maemo ana a khatello li neng li arotsoe, ho khetholla li-genotypes tsa bohlokoa (tse mamellehang).
Ho tlatselletsa tlhahlobo ea liphatsa tsa lefutso, DNA e ntšitsoe ho litapole tsohle molemong oa ho khetholla liphetoho tatelanong ea liphatsa tsa lefutso tse amanang le li-aquaporin.
Leha lithuto tsa liphatsa tsa lefutso li ne li se li ntse li etsoa ka litapole tsa Creole, ena ke ea pele e etsoang molemong oa mamello ea khatello ea metsi. Hape ke karolo ea boemo ba lefatše ba phetoho ea maemo a leholimo ka lebaka la ho futhumala ha lefatše.
Litapole li hlahisa lijo tse ling ka litara ea metsi ho feta lithollo tse ngata, e leng se entseng hore sejalo se be bohlokoa le ho feta libakeng tse omeletseng. Sehlahiswa se setle sa ditapole se hloka metsi a 400 ho isa ho a 800 mm, a ka tlasa segokanyipalo sa semela sa dimela tse 40,000 100 ka hektare, se lekanang le dilitara tse 200 ho isa ho tse 250 tsa metsi sejalo ka seng, ho itshetlehile ka maemo a lehodimo, mobu le nako ya sehla sa ho hola. Leha ho le joalo, libaka tse kholo li fumana pula e ka tlase ho XNUMX mm selemo le selemo.