#plantpathology #agriculture #cropmanagement #diseaseprevention #nematodes #genetics #ihe ubi #ugbo
Ọrịa ụtaba ụtaba (TRV) bụ ọrịa na-efe efe nke nwere ike ibunye ihe karịrị ụdị osisi 400 dị iche iche. A na-ahụkarị ya n'ubi a na-akọ ugbo ma nwee ike imebi ihe ọkụkụ nke ukwuu, na-akpatara ndị ọrụ ugbo na-efunahụ akụ na ụba. N'isiokwu a, anyị ga-enyocha mmepe na nsonaazụ nke ọrịa TRV ma tụlee ụzọ isi bulie aha na njikọ ahụ.
TRV bụ nje na-ebute ala nke na-ebute site na stubby mgbọrọgwụ nematodes. Ozugbo oria ahụ, osisi nwere ike igosipụta ihe mgbaàmà dị ka stunting, mosaic ụkpụrụ na epupụta, na discolored nke mgbọrọgwụ. Mgbaàmà ndị a nwere ike ịdịgasị iche dabere n'ụdị osisi butere ọrịa yana oke ọrịa ahụ. Nje nwekwara ike imetụta ogo ihe ọkụkụ, na-ebute mbelata nke mkpụrụ na uru ahịa.
Otu ụzọ isi belata mmetụta nke ọrịa TRV bụ site na mgbochi. Ndị ọrụ ugbo nwere ike ime ihe iji belata ihe ize ndụ nke mbufe TRV site n'itinye ntughari ihe ọkụkụ, igba ogwu ala, na iji ụdị osisi na-eguzogide nematode. Ọzọkwa, nchọpụta mbụ nke ọrịa TRV nwere ike inye aka gbochie mgbasa nke nje na osisi ndị ọzọ.
Nsonaazụ nke ọrịa TRV gafere karịa ụlọ ọrụ ugbo. Ndị na-eme nchọpụta na-amụkwa TRV dị ka ngwá ọrụ nwere ike ime ka mkpụrụ ndụ kwụsị kwụsị na osisi. Nchọpụta a nwere ike iduga n'ịmepụta ụdị ihe ọkụkụ ọhụrụ na nke ka mma nke na-eguzogide pests na ọrịa.
TRV bụ ihe ọkụkụ dị ịrịba ama nke nwere ike inwe mmetụta siri ike na ụlọ ọrụ ugbo. Agbanyeghị, site na mgbochi na ịchọpụta mmalite, enwere ike ibelata mgbasa nke nje. Ọzọkwa, nchọpụta na-aga n'ihu na TRV nwere ike iduga n'ịmepụta ihe ngwọta ọhụrụ na nke ọhụrụ maka nchebe ihe ọkụkụ.