Studies in Wairoa, near where this photo was taken, have shown that such slips may take up to 50 years to recover, and then they will have only 70-80 percent the productivity of uneroded land. photo: R Blakely
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https://paperspast.natlib.govt.nz/periodicals/FORBI19900201.2.23.2
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Forest and Bird, Volume 21, Issue 1, 1 February 1990, Page 29
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38Studies in Wairoa, near where this photo was taken, have shown that such slips may take up to 50 years to recover, and then they will have only 70-80 percent the productivity of uneroded land. photo: R Blakely Forest and Bird, Volume 21, Issue 1, 1 February 1990, Page 29
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