http://researchonline.federation.edu.au/vital/access/manager/Index ${session.getAttribute("locale")} 5 Assessment of error sources in measurements of field pH : Effect of operator experience, test kit differences, and time-of-day http://researchonline.federation.edu.au/vital/access/manager/Repository/vital:13071 Wed 07 Apr 2021 14:01:16 AEST ]]> Improving the information content in soil pH maps: a case study http://researchonline.federation.edu.au/vital/access/manager/Repository/vital:12074 Wed 07 Apr 2021 14:00:22 AEST ]]>