Potato late blight ke lefu le kotsi ka ho fetisisa la litapole lefatšeng. Ho sebelisoa lidolara tse fetang limilione tse likete tse 10 selemo le selemo ntoeng e khahlano le eona lefatšeng.
Ha re bue ka mokhoa o mocha oa ts'ebetso oa ho ikatisa litapole o ka etsang hore mefuta e ratoang ke lihoai e se ke ea hlola e e-ba le blight ea morao. Hona joale mekhoa ea morao-rao ea biotechnological e kopantsoe le mokhoa oa khale ka ho fetisisa oa ho ikatisa - pokello ea liphatsa tsa lefutso tse hlaha ho tloha ho baholo-holo ba hōle ba litapole.
"Ho na le lihoai tsa litapole tse 300 Uganda. Boloetse ba morao haholo bo fokotsa chelete e kenang 'me bo baka kotsi bophelong ba batho le tikolohong," ho bolela Dr. Erik Magembe, Fellow Research Setsing sa Machaba sa Litapole (CIP). "Ka bomalimabe, mefuta e tsebahalang haholo har'a lihoai le bareki, joalo ka Victoria, ke eona e kotsing ea ho tšoaroa ke lefu la morao-rao."
Bo-rasaense ba CIP ba nkile liphatsa tsa lefutso tse tharo ho hanyetsa lefu lena le kotsi ho tsoa ho beng ka eena ba hlaha ba Mexico le Argentina (Solanum bulbocastanum и Solanum venturi) eaba oa li fetisetsa litapole tse hlano tse ratoang ke lihoai tse sebelisoang Afrika e ka boroa ho Sahara. Liphatsa tsa lefutso li khethiloe le ho aroloa ke bo-rasaense ba Univesithing ea Wisconsin, Univesithi ea Wageningen le Laboratori ea Lipatlisiso, le Sainsbury Laboratory.
Lijalo tse hlaha li amana ka liphatsa tsa lefutso le lijalo tse ruuoang lapeng. Haesale li nkoa e le tsa bohlokoa ke lihoai e le mohloli oa litšobotsi tsa ho hlahisa mefuta e mecha ka ho sebelisa mekhoa ea khale ea ho ikatisa.
"Kaha pathogen e lula e fetoha, re lokela ho nka khato ka potlako," ho bolela Dr. Mark Ghyslain, setsebi se phahameng sa biotechnology CIP. “Ho ikatisa ka setso ho nka nako e telele haholo. Biotechnology e lumella mefuta e fapaneng ho tsebisoa masimong a lihoai kapele haholo. Ka lilemo tse tharo feela re ntlafalitse Victoria. O ile a rehoa 3R Victoria. Mohlala ona o ka hola ntle le tšebeliso ea li-fungicides. ”
Ghislain o tsoela pele ho re: “Re ile ra memela lihoai litekong e le hore li tle li bone phapang pakeng tsa theknoloji ea bioloji e fetotsoeng le ea Victoria ea pele. "Mofuta oa pele oa limela o ne o le o motala ebile o phetse hantle, 'me oa bobeli o shoele ka ho feletseng ka lebaka la blight ea morao."
Ntle le ho sebetsa Uganda, mefuta e ntlafalitsoeng e tla lekoa le ho lengoa kamora tumello ea taolo naheng ea Ethiopia le Nigeria.
Litheknoloji tsa boenjineri ba liphatsa tsa lefutso ke sesebelisoa sa bohlokoa mokhoeng o pharaletseng haholoanyane oa mekhoa ea lijo e amohetsoeng ke CIP molemong oa lihoai tsa Afrika le Asia.