Welcome to the Irrigation Scheduler Home Page

Irrigation Scheduler calculates irrigation water needs for corn, soybean, established alfalfa, dry bean, potato and other crops. It was developed by the Purdue University Department of Agronomy as an easy-to-use tool to assist crop producers in scheduling irrigation applications.

New features in version 1.07 (as of 02-Feb-2012, release 1.0.7.0):

Includes additional example files based on USDA-NRCS SCAN data.
Support for Rye grass hay.
Support for retrieving iMETOS ag weather station data via the Internet (using fieldclimate.com Web service).
Support for localization of date formatting to use "short date" format from Windows Control Panel.
Support for localization of number formatting to use the decimal symbol from Windows Control Panel.

New features in version 1.06 (as of 22-Dec-2011, release 1.0.6.0):

Support for indicating that the field is "coastal" instead of "interior" (the default).
Support for entering irrigation efficiency.
New column in the weather grid for entering average daily relative humidity (optional).
More crops. Carrot, Onion (dry), Sugarbeet and Sunflower have been added.
Irrigation schedule now includes rows of averages, maximums and minimums.
Irrigation schedule can now be exported to a CSV file that can be opened in Excel and other programs.
Support for metric units as well as U.S. units.
Help now includes notes for international users.

New features in version 1.05 (as of 21-Nov-2011, release 1.0.5.0):

Updated for new National Weather Service forecast site.

New features in version 1.04 (as of 17-Feb-2011, release 1.0.4.1):

New calculation model, based on "FAO Irrigation and Drainage Paper No. 56: Crop Evapotranspiration".
More locations. You can now select any of the 48 U.S. contiguous states.
Once you've selected the state you can now access soil survey data via the Internet. Click the Import Soil button to get started.
More crops. Supports corn for grain, corn for silage, soybean, dry bean, green bean, winter wheat, established alfalfa, sweet corn, potato, melon and tomato.
Support for latitude and longitude. Latitude is required for the new calculation model, but it can also be used along with longitude to zoom in on the irrigated field on a map using the new View Map button.
Support for entering elevation (optional).
New columns in the weather grid for entering average wind speed (optional) and daily notes.
Support for importing more weather data file formats. You can also create your own weather data file with Excel and import it.
Support for retrieving National Weather Service 5-day high-low temperature forecast via the Internet.
You can override the irrigated crop's growth stage to account for a shorter or longer growing season.
You can still open irrigation schedule files created with previous versions of Irrigation Scheduler.

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Last updated: Feb. 3, 2012