Waterlogging is highly variable, both between years and within paddocks. This residts in uncertainty as to whether a paddock should be cropped in a particular year, and whether different management should be used on waterlogged areas within a paddock
A study has determined what are the most important causes of waterlogged soils.
Cox, Jim and McFarlane, Don
"Causes of waterlogging,"
Journal of the Department of Agriculture, Western Australia, Series 4: Vol. 31
, Article 7.
Available at: http://researchlibrary.agric.wa.gov.au/journal_agriculture4/vol31/iss2/7