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1Published 1992Subjects “...Water quality management New Zealand Waipara Periodicals....”
Journal -
2Published 1994Subjects “...Water quality management New Zealand Opihi River....”
Book -
3Published 1999Subjects “...Water quality management New Zealand Canterbury....”
Book -
4by Bell, Karen (Karen Sarah)Subjects “...Water quality management New Zealand Waimakariri River....”
Published 1992
Book