Origin and Genesis of Elevated Nitrate in Groundwater of semi-arid Regions – A Case Study in the Kalahari of Botswana.

  • Author: Stadler S, von Hoyer M, Himmelsbach T
  • Source:

    "UNCCD-Welttag zur Bekämpfung der Wüstenbildung", 17.Juni 2003, Hamburg. 

  • Date: 2003