The humus layer determines SO4 2− isotope values in the mineral soil
Modelling the effects of climate change on an acidic upland stream
Topsoil organic carbon storage of China and its loss by cultivation
Identifying calcium sources at an acid deposition-impacted spruce forest
Contribution of phytoliths to the suspended load of biogenic silica in the Nyong basin rivers (Cameroon)
Terrestrial vegetation and the seasonal cycleof dissolved silica in a southern New Englandcoastal river