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CRC PUBLICATIONS

Estimating Extractable Soil Moisture Content for Australian Soils

Tony Ladson, James Lander, Andrew Western, Rodger Grayson

Publication Type:

Technical Report
This is a publication of the current CRC for Catchment Hydrology

CRC Program:

Predicting Catchment Behaviour

Publication Keywords:

Soil moisture
Soil water balance
Field tests
Soil properties
Time series
Soil profiles
Soil water relations



Abstract / Summary:

This report uses an unconventional approach to estimating plant available water content for Australian soils. Instead of using laboratory measurements of
soil properties, these authors have collected actual measurements of soil moisture from a wide range of field studies around Australia. In total, extractable soil water capacity is presented for 180 locations that
include the six States and two Territories. They have also compared estimates of extractable soil moisture from field measurements with those from the Atlas of Australian Soils.

The 'active' soil store - the amount of water than can be evaporated from soils or used by plants - is a key parameter in hydrologic models. The work presented
here is an important contribution to the catchment modelling effort that is core business of the Cooperative Research Centre (CRC) for Catchment
Hydrology. I commend this report to anyone interested in the interaction between water and Australian soils.

Geoff Podger, Program Leader
Predicting Catchment Behaviour
CRC for Catchment Hydrology

This report is available for downloading below and can be purchased through the centre office for $27.50* per copy (*includes 10% GST, and postage and handling in Australia)


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technical200403.pdf

Centre Office:
CRC for Catchment Hydrology
Dept of Civil Engineering
Building 60
Monash University Vic 3800

Tel: +61 3 9905 2704
Fax: +61 3 9905 5033