Annual groundwater quality survey, spring 2009 / Phil Abraham, Carl Hanson.

Eitemau Tebyg

• Annual groundwater quality survey, spring 2008 /
  gan: Abraham, Phil, 1967-
  Cyhoeddwyd: (2009)
• Annual groundwater quality survey : spring 2007 /
  gan: Hanson, Carl R.
  Cyhoeddwyd: (2008)
• Groundwater quality in Canterbury : results of the summer 1992/1993 survey /
  gan: Smith, V. R. (Vivienne Ruth)
  Cyhoeddwyd: (1993)
• Groundwater contamination by hydrocarbons in Canterbury : results of the summer 1993/94 survey /
  gan: Smith, V. R. (Vivienne Ruth)
  Cyhoeddwyd: (1994)
• Groundwater contamination by hydrocarbons in Canterbury : a review of monitoring data from April 1988 to June 1999 /
  gan: Hayward, S. A.
  Cyhoeddwyd: (1999)