Certified valuesTotal nitrogen . 0.86 w(N)/10-2Organicmatter.1.43w(OM)/10-2Hydrolysablenitrogen.69w(N)/10-6Availablephosphorus18.3w(P)/10-6Availablepotassium267w(K)/10-6Availablesilicon310w(Si)/10-6Availableiron.38w(Fe)/10-6Availablecopper.1.13 w(Cu)/10-6