Living organisms should make up about 15% of the organic matter content of the soil and include microorganisms such as bacteria and fungi, as well as larger animals such as earthworms, insects, and moles.
Ti organisms tifanele ti endla kwalomu ka 15% ya organic matter leyinga kona eka misava naswona swikatsa ti microorganisms kufana nati bacteria na fungi, xikan'we na swiharhi leswikulu kufana na tixikwa, switsotswani nati moles.