Crop Concerns

Flooded Iowa corn
Below are current recommendations from ISU Extension crop production experts for handling crops in flooded conditions.
Economics
Crop Insurance and Risk Management Information from Extension's Ag Decision Maker
Crop Insurance May Help Flooded and Wet Corn and Soybean Acres
Economic Impact of Delayed and Prevented Planting
Commercial Vegetables
Options for Flood-damaged Produce
Corn
Yellow Corn, Wet Soils, and Nitrogen Loss (Part 3)
Yellow Corn, Wet Soils, and N Loss (Part 2)
Corn Yield Predictions for Replanted and Late-planted Fields
Dealing with Late Weed Escapes in Corn
Yellow Corn, Wet Soils and N Loss
Flooding Increases the Risk of Certain Diseases in Corn 
Corn Size Restriction for POST Herbicides
Good Seed Supply Available from Most Companies in Iowa
Disease Management in a Flooding Season
Assessing Hail Injury in Corn
Replanting Corn – How Do You Get Rid of the Existing Stand?
Replant Options in Corn Fields
Flooded Corn and Saturated Soils
Timeliness Critical to Protect Corn Yields
Corn Emergence Problems Across Iowa
Determining Yield Potential for Problematic Stands
Assess Hail Damage to Corn (NCH-1, pdf)
Corn Planting Guide (PM 1885, pdf) 

Soybean

Is it Time to Switch Soybean Maturity Group Varieties? 

Request for Phytophthora of Soybean Plant Samples

Good Seed Supply Available from Most Companies in Iowa

Disease Management in a Flooding Season

Soybean Replanting and Fungicide Treatments

How Late Can Soybeans be Planted?

Effect of Flooding on Emerged Soybeans

Soybean Replant Decisions from Hail Damage and Flooded Fields

Minimize Soybean Yield Loss from Late Planting

Soybean Replant Decisions  (PM 1851, pdf)

 

Forages

Reseeding Flood and Weather-Damaged Forage Crops in Late Summer

Renovating Pastures or Hay Meadows Damaged by Flooding

Hayfield Lodging – Management Concerns and Guidelines
Forage and Cover Crop Considerations for Delayed Planting and Flooded Sites

Rainfall has Affected Hay and Hay-Crop Silage Harvest

Summer Flooding of Hay Fields and Pastures

When is it Too Late Plant Forages?

 

Soil

Yellow Corn, Wet Soils, and N Loss – Part 2
Measuring the Nitrogen Status
Estimating Nitrogen Losses
Nitrogen Loss – How Does it Happen?
Heavy Rain, Soil Erosion and Nutrient Losses
Consider Effects on Seedbed Before Tilling Wet Soil
Don’t Use More Pressure than Needed on Wet Soils

 

Information from Natural Resources Conservation Service:
Additional EQUIP Funds Available for New Practices and Flood Repair

 
Related Topics
Flooding and Stored Grain
Assessing Private Well Safety After Flooding
Flooding and Mosquitoes
Climate Change is to Blame for the Rain
Many of the items listed above were first published on the ISU Extension Integrated Crop Management News site.
 
Organic Agriculture
After the Flood: Options for Organic Producers