1 Insert Date and Event Here Useful to Usable U2U Corn Split Nitrogen Application Decision Support Tool Linda S Prokopy Associate Professor FNR Hans Schmitz Gibson County Extension Melissa Widhalm ID: 763465
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1 Insert Date and Event Here Useful to Usable (U2U): Corn Split Nitrogen Application Decision Support Tool Linda S. ProkopyAssociate Professor, FNR Hans SchmitzGibson County Extension Melissa Widhalm U2U Project Manager
Corn Belt Agriculture and ClimateSuccessful crop production relies on favorable weather and climate patternsLimited seasonal climate predictability can increase farm vulnerabilityCurrent tools and models are not widely used, may not be meeting corn farmers’/advisors’ needs
About U2UTransform existing climate information into usable knowledge for agricultural decision makingGive farmers the resources and training to more effectively manage variable climate conditionsIncrease Extension’s capacity to address agro-climate issues Our VisionMore resilient and profitable farms in a variable and changing climate
U2U Teamclimatologists, crop modelers, agronomists, IT specialists, economists, sociologists, Extension, and more
Project ObjectivesModels and DataStakeholder Input Decision Support Tools
Pilot test tools, methods, and outreachProject Objectives Models and DataStakeholder Input Decision Support Tools IA IN NE MI Disseminate across 12 state region
A Look at the WebsiteMultiple Other Tools Currently Available:Climate Patterns ViewerAgClimate ViewCorn GDD Decision SupportProbable Field Work Days Decision Support
Corn Split Nitrogen Application Decision Support ToolConsidering possible benefits of side dress applied N?This tool allows producers to consider:Time required to side dressEconomic analysis of the savings with timely N applicationPotential risk associated with weather preventing N side dress
Corn Split Nitrogen Application Decision Support ToolCounty and crop reporting district specific information.Incorporates Fieldwork Days as reported from 1981 to the last reporting year.
Corn Split Nitrogen Application Decision Support Tool
Input Customization
Set Planting Date and Plant Growth Stage by Which to Apply
Set Risks and RewardsDefaults exist based on Iowa State Research.
Pricing InformationThe user definitely needs to define these costs. These defaults will be unrealistic in most cases.
Set the Working WindowNote that the tool will alert you when logical errors occur.
Input Application Equipment and Acres to Cover
Set Work Dates and TimeTool allows one to schedule days off and normal working hours.
Confirming the Time AvailableUsing the Field Work Day history, tool assesses whether applicator has the number of hours needed to coverage defined acreage.
Inputs Complete
Economic Data
Economic Data
Economic Data
Economic Data
Average Savings
Murphy’s LawThis corresponds to the least productive year on record in Field Work Days history from 1981-on.
Additional Information
Additional Graphical Information
Tabular Data
Graphical Data
Savable Options
Growing Degree Day Check
Questions?This tool and others available at:Agclimate4u.org