MANGANESE deficiency disease is confined to soils of pH. 6.7 or more and occurs especially on heavily limed sandy podsols. Most neutral and alkaline soils, however, evidently contain ample ...

The paired catchments (treatment and control) are dominated by acid podsols (infertile and acidic) with similar topography. Both their soils’ pH is around 4, they have 30-40% soil organic carbon (SOC) ...