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Otu esi osisi na-akwado stake ubi
A na-ewu ihe nkwado osisi siri ike karịa ma sie ike. Ejiri waya siri ike mee nke ejirila UV gwọọ ya na ntụ ntụ ruo ogologo ndụ.
Kwesịrị ekwesị maka otu osisi azuokokoosisi, dị ka osisi na-eto eto, okooko osisi, veggies, wdg.