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  1. 1
    “...Published for the Water and Soil Conservation Authority by the Water and Soil Directorate, Ministry of Works and Development,...”
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    Inventory of New Zealand lakes
  2. 2
    Published 1988
    “...Published for the National Water and Soil Conservation Authority by the Water and Soil Directorate, Ministry of Works and Development,...”
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    Water quality indexes : clear and simple water management tools.
  3. 3
    “...Published for the National Water and Soil Conservation Authority by the Water and Soil Directorate, Ministry of Works and Development,...”
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    Inventory of New Zealand lakes
  4. 4
    “...Published for the National Water and Soil Conservation Authority by the Water and Soil Directorate, Ministry of Works and Development,...”
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    Heavy metals in the New Zealand aquatic environment : a review /
  5. 5
    Published 1987
    “...Published for the National Water and Soil Conservation Authority by the Water and Soil Directorate, Ministry of Works and Development,...”
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    Preliminary studies on the effects of past mining on the aquatic environment, Coromandel Peninsula /
  6. 6
    by Freeman, M. C.
    Published 1986
    “...Published for the National Water and Soil Conservation Authority by the Water and Soil Directorate, Ministry of Works and Development,...”
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    Aquatic toxicity tests : comparative assessment of four acute tests and their potential application in New Zealand /

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