1. a Landcare Research , PO Box 40, Lincoln, 7640, New Zealand E-mail:
2. b Landcare Research , Rongomaiwahine, Ngāti Kahungunu, Ngāti Tūwharetoa, PO Box 40, Lincoln, 7640, New Zealand
3. d Lincoln University , PO Box 84, Lincoln, 7647, New Zealand
4. e Landcare Research, Manawatu Mail Centre , Te Arawa, Ngāti Tūwharetoa, Tuhourangi, Ngāti Ruakawa, Private Bag 11052, Palmerston North, 4442, New Zealand
5. c Landcare Research , PO Box 40, Lincoln, 7640, New Zealand