ʻO ka ʻuala late blight ka maʻi weliweli loa o ka ʻuala ma ka honua. ʻOi aku ma mua o 10 biliona kālā US i kēlā me kēia makahiki ma ke kaua kūʻē iā ia ma ka honua.
E kamaʻilio e pili ana i kahi ala hana hou i ka hoʻohua ʻuala e hiki ai i nā ʻano like ʻole i aloha ʻia e ka poʻe mahiʻai ke kūpaʻa i ka late blight. I kēia manawa ua hui pū ʻia nā ʻano biotechnological hou loa me ka ʻenehana hānau mua loa - ʻo ka hōʻiliʻili ʻana o nā genes hihiu mai nā kūpuna mamao o ka ʻuala.
“He 300 mau mahiʻai ʻuala ma Uganda. Hoʻemi nui ka late blight i ka loaʻa kālā a hoʻoweliweli i ke olakino kanaka a me ke kaiapuni, "wahi a Dr. Erik Magembe, Research Fellow ma ka International Potato Center (CIP). "Eia naʻe, ʻo nā ʻano ʻano kaulana loa i waena o nā mea mahiʻai a me nā mea kūʻai aku, e like me Victoria, ʻoi aku ka maʻalahi o ka lohi hope."
Ua lawe nā kānaka ʻepekema CIP i ʻekolu mau genes no ke kūʻē ʻana i kēia maʻi weliweli mai ka ʻohana ʻāhiu Mexican a me Argentine o ka ʻuala (Solanum bulbocastanum и Solanum venturi) a hoʻoili iā lākou i ʻelima mau ʻuala punahele i hoʻohana ʻia ma ʻApelika sub-Saharan. Ua ʻike ʻia a hoʻokaʻawale ʻia nā genes e nā ʻepekema ma ke Kulanui o Wisconsin, ke Kulanui ʻo Wageningen a me ka Laboratory Research, a me Sainsbury Laboratory.
Pili nā ʻohana ʻāhiu o nā mea kanu i nā mea kanu ʻai. Manaʻo mau ʻia lākou e ka poʻe mahiʻai ma ke ʻano he kumu o nā ʻano no ka hana ʻana i nā ʻano ʻano hou me ka hoʻohana ʻana i nā ʻano hana kuʻuna.
"No ka ulu mau ʻana o ka pathogen, pono mākou e hana wikiwiki," wahi a Kauka Marc Ghyslain, ka mea loea biotechnologist ma CIP. “Loaʻa loa ka hoʻohua kuʻuna. Hiki i ka Biotechnology ke hoʻokomo i nā ʻano like ʻole i nā māla mahiʻai ʻoi aku ka wikiwiki. I loko o ʻekolu mau makahiki, ua hoʻomaikaʻi mākou iā Victoria. Ua kapa ʻia ʻo ia ʻo 3R Victoria. Hiki ke ulu kēia laʻana me ka ʻole o ka hoʻohana ʻana i nā fungicides.
"Ua kono mākou i ka poʻe mahiʻai e hoʻāʻo i ka māla i ʻike lākou i ka ʻokoʻa ma waena o ka biotech i hoʻololi ʻia a me ka Victoria mua," wahi a Ghislain. "ʻO ka ʻano ʻano mua o nā mea kanu he ʻōmaʻomaʻo a olakino, a ʻo ka lua i make loa i ka pau ʻana o ka blight."
Ma kahi o ka hana ʻana ma Uganda, e hoʻāʻo ʻia a kanu ʻia nā ʻano i hoʻomaikaʻi ʻia ma hope o ka ʻae ʻia ʻana o ke kānāwai ma ʻAitiopa a me Nigeria.
He mea koʻikoʻi ka ʻenehana ʻenekinia genetic i ke ala ākea ākea i nā ʻōnaehana meaʻai i hāpai ʻia e ka CIP no ka pono o ka poʻe mahiʻai ma ʻApelika a me Asia.