Pacific Pests, Pathogens, Weeds & Pesticides - Online edition

Pacific Pests, Pathogens, Weeds & Pesticides

Ponu he aka e siaine mo e Ufi (Dry rot of yam) (008)


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Fakama’opo’opo

  • ‘Oku mafola fakamamani lahi. Koe mahaki ni ‘oku mahu’inga ‘i he ‘ufi, siaine, mo e ngaahi ngoue kehe kau ai moe vao. Fakatokanga’i ange koe ponu koeni (Radopholus similis) ‘oku ne fakatupu e mahaki tatau ‘i he siaine (fact sheet 257).
  • ‘Oku fakato fua ‘i he aka moe kelekele ‘i he tafatafa’aki, fanga ki’i ponu iiki mo e ponu lalahi ‘oku nau keli ki loto he aka moe foha. Ko honau ngutu ‘oku hange ha fanga ki’i tao. ‘Oku ava kenau mimisi ‘a e ngaahi me’akai ‘i loto he aka pea mate ai e aka.
  • ‘Oku mafola he vai tupu, mo e ngaahi foha kuo uesia pea moe ngaahi konga pulopula.
  • Founga anga maheni hono mapule’i: ngaahi ‘akau’ oku ngaue’aki ke fakangatangata ‘oku ‘ikai ke nau manako ki ai.(e.g manioke,kumala moe ngaahi akau fakalelei kelekele-Mukuna pe akataha,to’o e  pulopula ‘ufi pala,pea unu e hele ‘i he seniola pea toki tofi e ‘ufi, toe founga ‘e taha ke ngaue’aki ko hono unu e ‘ufi ‘i he vai mafana (51°C  ki he miniti’e 10) pe ko e siaine(53°C kihe miniti ‘e 20) fiema’u ke ta’ofi hono tuku fuoloa ‘a e fo’i ‘ufi ‘oku pala, kapau ’oku ‘i ai pea to’o, ngaue’aki e vilo fakata’u  ‘e tolu e  ngoue.
  • Founga Ngaueaki e kemikale:’Oku ‘ikai ke poupou’i.

Common Name: Dry rot of yam, brown dry rot, banana root nematode, toppling of banana (Ponu he aka e siaine mo e Ufi).

Scientific Name: Pratylenchus coffeae.

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