Browsing by Author "Donaldson, Lloyd A."

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  • The first accurate and precise calendar dating of New Zealand Māori Pā, using Otāhau Pā as a case study.

    Hogg, Alan G.; Gumbley, Warren; Boswijk, Gretel; Petchey, Fiona; Southon, John R.; Anderson, Atholl; Roa, Tom; Donaldson, Lloyd A. (Elsevier, 2017)
    This research investigates the potential of radiocarbon wiggle-match dating of palisade posts to provide precise and accurate calendar ages for Māori pā (forts), using Otāhau Pā in the inland Waikato region, New Zealand, ...
  • Quantitative chemical indicators to assess the gradation of compression wood

    Nanayakkara, Bernadette; Manley-Harris, Merilyn; Sucklin, Ian D.; Donaldson, Lloyd A. (Walter de Gruyter GmbH & Co. KG, 2009-07)
    A chemistry-based parameter has been sought for determining the gradation of compression wood (CW), i.e., the severity, in tissues of Pinus radiata wood. Fluorescence microscopy was the reference for characterisation of ...