Inzira yose yumusaruro wamashanyarazi ya Johnson

Igikorwa cyo kubyaza umusaruro uruganda rukora insuline rukora ibikorwa bikuru bikurikira:

Gusya → Gukora ibumba → Gucomeka → Kubumba → Kuma → Glazing → Kwica → Kwipimisha product Ibicuruzwa byanyuma