Bofubelu bo bofubelu ke lefu la bohlokoa la polokelo ea litapole.E bakoa ke kokoana-hloko e tsamaisoang ke mobu Phytophthora, Phytophthora, 'me e fumaneha libakeng tse holisang litapole lefatšeng ka bophara.
Pathogen ena e ikatisa mobung o tletseng metsi, kahoo lefu lena le atisa ho amahanngoa le masimo a tlaase kapa libaka tse sa tsoaneng hantle.Boemo ba mafu bo holimo ho mocheso o pakeng tsa 70°F le 85°F.
U ka 'na ua se ke ua hlokomela ho bola ha pinki pele ho kotuloa kapa polokelo ea tuber, empa e qala tšimong.Hangata tšoaetso e tsoa ho li-attachments tsa maoto, empa li ka boela tsa hlaha mahlong kapa maqeba.Pinki bola e ka boela ea ata ho tloha ho li-tubers ho ea ho li-tubers nakong ea polokelo.
Joalo ka likokoana-hloko tsa blight ea morao (Phytophthora infestans) le leakage (Pythium lethal), kokoana-hloko e pinki e bolang ke oomycete e kang fungus, eseng fungus "ea sebele".
Ke hobane’ng ha re lokela ho tsotella?Hobane taolo ea lik'hemik'hale ea likokoana-hloko tsa fungal hangata ha e sebetse ho oomycetes.Sena se fokotsa likhetho tsa taolo ea lik'hemik'hale.
Likokoana-hloko tse sebelisoang haholo tsa oomycete bakeng sa phekolo ea ho bola ha pinki ke mefenfloxacin (e kang Ridomil Gold ho tloha Syngenta, Ultra Flourish ho tloha Nuffam) le metalaxyl (e kang MetaStar ho tloha LG Life Sciences).Metalaxyl e boetse e tsejoa e le metalaxyl-M, e nang le lik'hemik'hale tse tšoanang le metalaxyl.
Leibole la asiti ea phosphoric le bolela linako le mekhoa e fapaneng ea ts'ebeliso.Pacific Northwest, re khothaletsa ho sebelisa makhasi a mararo ho isa ho a mane, ho qala ka boholo ba tuber le boholo ba sekhutlo.
Phosphoric acid e ka boela ea sebelisoa e le phekolo ea ka morao ho kotulo ka mor'a hore li-tubers li kene polokelong.Likokoana-hloko tse ling tse sebelisoang ho laola ho bola ha pinki ke fentrazone (mohlala, Ranman ho tloha Summit Agro), oxatipyrine (mohlala, Orondis ho tloha Syngenta), le flufentrazone (mohlala, Valent USA Presidio).
Bala leibole ea sehlahisoa ka hloko 'me u buisane le litsebi tsa sebaka sa heno mabapi le litheko le linako tse ntle sebakeng sa heno.
Ka bomalimabe, li-Rhodopseudomonas tse ling li hanana le metalaxyl.Ho hanyetsa lithethefatsi ho netefalitsoe libakeng tse holang litapole United States le Canada.Sena se bolela hore balemi ba bang ba ka hloka ho nahana ka mekhoa e meng ea ho laola ho bola ha pinki, joalo ka tšebeliso ea asiti ea phosphoric.
U ka tseba joang hore polasing ea hau ho na le li-pink rot tse arohaneng le metalaxyl?Isa sampole ea tuber ho laboratoring ea tlhahlobo ea semela 'me u ba kope ho etsa tlhahlobo ea kutlo ea metalaxyl-tuber e lokela ho bontša matšoao a ho bola ho pinki.
Libaka tse ling li entsoe liphuputso ho fumana hore na ho na le ho bola ho pinki ho hananang le lithethefatsi.Re tla etsa lipatlisiso selemong sena Washington, Oregon le Idaho.
Re kopa balemi ba Pacific Northwest ho sheba matšoao a pinki ea bola ha ba kotula kapa ba hlahloba polokelo, 'me haeba ba fumanoa, ba re romelle.Ts'ebeletso ena ha e lefelloe, hobane litšenyehelo tsa tlhahlobo li lefelloa ho tsoa thusong e tsoang ho Northwest Potato Research Association.
Carrie Huffman Wohleb ke motlatsi oa moprofesa/setsebi sa sebaka sa litapole, meroho le lijalo tsa peo Univesithing ea Washington State.Sheba lipale tsohle tsa bangoli mona.