1. Catchment
to Reef Research Group, TropWATER, James Cook University, Townsville, QLD 4811, Australia
2. Department of Natural Resources and Mines, Toowoomba, QLD 4350, Australia
3. National
Centre for Engineering in Agriculture, University of Southern Queensland, Toowoomba, QLD 4350, Australia
4. CSIRO Land and Water/University of Adelaide, Waite Campus, Glen Osmond, SA 5064, Australia