Potato Virus Y (PVY) ke bothata bo tebileng ka ho fetisisa bo tobaneng le indasteri ea litapole United States mme ke lona lebaka le ka sehloohong la ho tloheloa ha thomello ea litapole tsa peo. Vaerase e tšoaetsa litapole ka litsela tse peli: e fokotsa chai ea litapole ka 70-80%, hape e ama hampe boleng ba methapo e setseng ka lebaka la liketso tsa necrotic
PVY e kenyelletsa marang-rang a rarahaneng a mefuta e nang le matšoao a fapaneng. Lilemong tse 10 tse fetileng, ho bile le liphetoho tse kholo ho ata hoa mefuta e fapaneng. PVY O, khatello eo e seng ea recombinant e neng e busa United States ho fihlela ka 2012, kaofela ha eona e ile ea nyamela, ha mefuta e 'meli ea maiketsetso (e amanang le tšenyo ea methapo) e namela. Mefuta ena, PVY N-Wi le PVY NTN, hajoale e ikarabella ho feta 90% ea likhechana tsohle tsa PVY tse fumanoang litapole.
Phatlalatsong ea phatlalatso e phatlalalitsoeng ka la 26 Phato, "Ho Fetola Sebopeho sa Mofuta oa Potato Virus Y (PVY) ho Litapole tsa Amerika," Alexander Karasev, Moprofesa Lefapheng la Virology ea Limela Univesithing ea Idaho o tšohla phetoho ena ea ho ata ha mefuta, ho fihlela liqeto tse tsoang litekong tse entsoeng nakong ea kholo ea selemo sa 2015 le 2016. Patlisiso ea hae e bonts'a hore leha mefuta e meraro ho e mene ea litapole e hanne PVY O, ha ho le e 'ngoe ea tsona e ileng ea khona ho hanela PVY N-Wi.
Liphetoho tsena mohahong oa mefuta ea PVY masimong a litapole li na le moelelo oa bohlokoa ho netefatso ea litapole, mananeo a ho ikatisa ha litapole le lilaboratori tsa tlhahlobo.
Tlhokomelo e eketsehileng e lokela ho fuoa liteko tsa laboratori, kaha matšoao a ponahalo a thata haholo ho a bona, ho boletse Karasev. Ntle le moo, lisebelisoa tsa tlhahlobo ea khoebo li lokela ho tseba ho fumana mefuta ena e mecha.
Bala ka botlalo: https://www.agroxxi.ru/
(Mohloli: phys.org).