Tuesday, December 8, 2009

Daisy 4.74

Daisy description

Daisy is a mechanistic simulation model of the physical and biological processes in an agricultural field. It traces the fate of water, energy, carbon, nitrogen, and pesticides, both above and below ground.

The model is able to predict production, environmental impact in the form of leaching, and change in soil (carbon) quality over time. Another common use is as an upper boundary for a groundwater model.

Give Daisy a try to fully asses its capabilities!

New area column parameter

· When you log multiple columns to the same log file, the values will be weighted with this parameter. The parameter does not affect simulations with only a single columns, nor log files where you have specified the column (with the "column" parameter).
· Allow using base names for logged chemicals more places
· Specifically, biopores.
· More units and expressions
· New accumulate plot parameter
· Changes to dk-soil.dai
· The "Jyndevad Ap" and "Jyndevad C" now parameterised for Brooks and Corey hydraulic model.
· New pipes tertiary model
· This works like pipe groundwater model, but can be combined with any lower boundary.
· New K_average_horizontal parameter to the Mollerup uzrect model

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