1. Forest Science, Department of Primary Industries, Parramatta, New South Wales, Australia
2. Elizabeth Macarthur Agricultural Institute, Department of Primary Industries, Menangle, New South Wales, Australia
3. PlantClinic, Australian Institute of Botanical Science, Royal Botanic Gardens and Domain Trust, Sydney, New South Wales, Australia
4. Hawkesbury Institute for the Environment, Western Sydney University, Richmond, New South Wales, Australia
5. Softwood Plantation Division, Forestry Corporation of NSW, Tumut, New South Wales, Australia