Your search returned 3 results.

1.
Trends in river water quality in the Waikato region, 1980-97

by Vant, W. N; Wilson, Brent. -- Waikato (N.Z.) Regional Council (1989-1992)

Source: Environment Waikato technical report. Publisher: Hamilton, N.Z. : Environment Waikato, 1998Other title: Trends in river water quality in the Waikato region, 1980-1997.Availability: No items available
2.
Sources of the nitrogen and phosphorus in several major rivers in the Waikato region

by Vant, W. N. -- Waikato (N.Z.)Environment Waikato

Source: Environment Waikato technical report. Publisher: Hamilton, N.Z. : Environment Waikato, Regional Council, 1999Availability: No items available
3.
Trends in river water quality in the Waikato Region, 1987-2002

by Vant, W. N; Smith, Paul. -- Waikato (N.Z.)Environment Waikato

Source: Environment Waikato technical report. Publisher: Hamilton, N.Z. : Environment Waikato, Regional Council, 2004Availability: No items available

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