Nitrate contamination of groundwater in the Ashburton-Rakaia plains /

by Hayward, S. A.
Published 2004

Nitrate leaching predictions : assessment of results from modelling work undertaken for ECan in 2008-09 /

by Webb, T. H. (Trevor Haddon), 1948-
Published 2009

Nitrate leaching under various land uses in Canterbury /

by Green, S. R. (Steven Robert), 1960-
Published 2009

Non-natural farm waste scoping study /

by Merz, Sinclair Knight
Published 2012

North West Christchurch metro service review /

by Noon, Matthew, 1977-
Published 2003

Now's the time to speak out about winter air pollution.

Published 1997

Oamaru to Timaru coastal report : status of gravel resources and management implications /

by Single, Martin
Published 2006

On measurable objectives and receiving water quality standards for Environment Canterbury's proposed natural resources regional plan /

by Norton, Ned, 1971-
Published 2009

Operational plan for the implementation of the Regional pest management strategy : biodiversity pests.

Published 2002

Opihi River regional plan /

Published 2000

Options for setting particulate emissions criteria for home heating appliances /

by Mallett, T. J. (Timothy James), 1959-
Published 2002

Options for setting the emissions standards for new domestic solid fuel burning devices : report /

by Gurnsey, Philip Frederick, 1968-
Published 2002

Orari-Opihi-Pareora zone implementation programme.

Published 2012

Orari River synthetic flow model /

by Ritson, Jen
Published 2011

Orbiter and northeast Christchurch metro service review /

by Gibson, Rachel (Rachel A.)
Published 2004

Otaio River report : status of gravel resources and management implications /

by Sutherland, Neil D. (Neil David)
Published 2006

Our changing environment : an evaluation of the 1998 Canterbury Regional Policy Statement.

Published 2007

Our future our choice : Christchurch public passenger transport strategy : update.

Published 2003

Our water in the balance : Christchurch West Melton rivers and groundwater : issues and options.

Published 2001

An overview of the state and trends in water quality of Canterbury's rivers and streams /

by Stevenson, Michele
Published 2010