Potato late blight ndicho chirwere chine ngozi chembatatisi pasi rose. Mari inodarika mabhiriyoni gumi emadhora ekuAmerica inoshandiswa gore negore mukurwisana nazvo munyika.
Ngatitaurei nezve nzira itsva yekushanda mukupfuya mbatatisi iyo inogona kuita kuti mhando dzinodiwa nevarimi dzirambe dziine blight. Iye zvino nzira dzemazuva ano dzebiotechnological dzakasanganiswa nemaitiro ekare ekuberekesa - kuunganidzwa kwemajini emusango kubva kumadzitateguru ari kure embatatisi.
“KuUganda kune varimi vembatatisi 300 000. Kunonoka kupera kwechirwere ichi kunoderedza zvakanyanya mari yavanotambira uye kunokanganisa hutano hwevanhu nenharaunda,” vanodaro Dr. Erik Magembe, Research Fellow paInternational Potato Center (CIP). “Sezvineiwo, mhando dzembeu dzine mukurumbira pakati pevarimi nevatengi, dzakaita seVictoria, dzinonyanya kubatwa nechirwere chegomarara.
CIP masayendisiti akatora majini matatu ekurwisa chirwere ichi chine njodzi kubva kuMexico neArgentina hama dzesango dzembatatisi (Solanum bulbocastanum и Solanum venturi) ndokuaendesa kune mbatatisi shanu dzaidiwa nevarimi dzinoshandiswa muSouth Africa yeSahara. Iwo majini akaonekwa uye akaparadzaniswa nemasayendisiti kuYunivhesiti yeWisconsin, Wageningen University uye Research Laboratory, uye Sainbury Laboratory.
Hama dzesango dzezvirimwa dzine hukama nezvirimwa zvemumba. Vagara vachikosheswa nevarimi sechitubu chekugadzira mhando itsva vachishandisa nzira dzechinyakare.
"Nemhaka yekuti pathogen inogara ichichinja, tinoda kuita nekukurumidza," anodaro Dr. Marc Ghyslain, mukuru webiotechnologist kuCIP. “Kupfuya chivanhu kunotora nguva yakareba. Biotechnology inobvumira mhando kuti dziunzwe kuminda yevarimi nekukurumidza. Mumakore matatu chete takavandudza Victoria. Akanzi 3R Victoria. Sample iyi inogona kukura pasina kushandisa fungicides. ”
“Takakoka varimi kumiedzo yeminda kuti vaone mutsauko uripo pakati peiyo biotechnologically modified neVictoria yekutanga,” anoenderera mberi Ghyslain. "Musiyano wekutanga wezvirimwa wakanga wakasvibira uye une hutano, uye wechipiri wakafa zvachose kubva pakuora kwekupedzisira."
Pamusoro pekushanda muUganda, mhando dzakavandudzwa dzichayedzwa nekudyarwa mushure memvumo yemutemo muEthiopia neNigeria.
MaGenetic engineering matekinoroji chishandiso chakakosha munzira yakafaranuka yezvikafu zvakatorwa neCIP kuitira kubatsira varimi muAfrica neAsia.