Search Results       Your search for [author]Van Lanen, Ir Henny A.J. returned 1 record.           Monitoring for groundwater management in (semi-) arid regions : a contribution to the International Hydrological Programme within project M.1-1b (IHP-IV). by Van Lanen, Ir Henny A.J.; Paris: Unesco, 1998. Subject: Water quality management; Groundwater -- Sampling; Arid regions.          Add to Book Cart Relevance: 40.05%