Episode Summary

In this episode of the Indiana Pioneer Agronomy podcast, hosts Carl Joern and Brian Shrader discuss Indiana crop outlook for corn and soybeans, planning for post-harvest and interesting pests and diseases they've encountered in the field. Soybean stem cankers, gray leaf spot and hover fly larvae have been spotted in a few fields throughout Indiana. A peculiar pest popped up in one field which was later identified as Disease Lesion Mimic Mutants. What are these mutants? Listen to find out!

Resources

Crop Focus Stem Canker: https://www.pioneer.com/us/agronomy/stem_canker_cropfocus2.html

Gray Leaf Spot: https://www.pioneer.com/us/agronomy/gray_leaf_spot_cropfocus.html

Crop Focus Managing Gray Leaf Spot: https://www.pioneer.com/CMRoot/Pioneer/US/Non_Searchable/agronomy/cropfocus_pdf/gls_foliar_fungicide_cropfocus.pdf

Beneficial Predators, Hover Flies: https://www.pioneer.com/CMRoot/international/hawaii/News/Pioneer_BeneficialInsects_Chart.pdf

Disease Lesion Mimic Mutants: https://www.pioneer.com/us/agronomy/disease-lesion-mimic-mutants.html

Summary

In this episode of the Indiana Pioneer Agronomy Podcast, hosts Carl Joern, Ben Jacob and Brian Shrader discuss Sudden Death Syndrome in soybeans, lookalike diseases like Red Crown Rot and the importance of proper diagnoses for treatment in future growing seasons. The trio also talk about Southern Rust concerns in corn, late-season fungicide applications and more. 

Resources

Agronomy Article: Sudden Death Syndrome of Soybeans

Video: Symptoms and Management of Red Crown Rot

Video: Red Crown Rot in Soybeans

Agronomy Article: Red Crown Rot in Soybeans

Video: Southern Rust Management in Corn

Agronomy Article: Southern Rust of Corn

Agronomy Article: Maximizing the Value of Foliar Fungicides in Corn

In this episode of the Indiana Pioneer Agronomy podcast, hosts Carl Joern and Ben Jacob conduct the Second Annual Pioneer Hybrid Draft. Pioneer Product and Field Agronomists, as well as Sales Representatives, draft two hybrid families each. At the end of the year, the fantasy team with the best-yielding hybrid families wins! Hybrid performance will be awarded points, with only the top 5 performers tallying a score. Check back in the Fall for results and winners. 

Agronomy Article: Crop Management in a Changing Climate

Midwestern Regional Climate Center Website

MRCC: National and Regional Weather Networks

Corn Growing Decision Day Support Tool

Purdue University: Indiana State Climate Office Website

Tar Spot Management

• Agronomy Article: Tar Spot of Corn
• Agronomy Article: Tar Spot Primer from the Experts
• Video: Evaluating Corn Hybrids for Tar Spot Tolerance
• Video: Handling Tar Spot

White Mold Management

• Agronomy Article: Managing White Mold of Soybeans
• Agronomy Article: Integrated Management of White Mold in Soybean Production

Phytophthora Root Rot Management

• Agronomy Article: Phytophthora Root Rot and Stem Rot
• Crop Focus: Phytophthora Root Rot

Foliar Fungicides

• Agronomy Article: Maximizing the Value of Foliar Fungicides in Corn
• Agronomy Article: Effect of Foliar Fungicide Timing on Corn Yield

Purdue University Extension 

• Purdue Field Crop Quick Disease Guide
• Time to Scout for Diseases in Field Crops: What to look for in Corn
• Field Crop Disease Update in Indiana
• Efficacy of Fungicide Applications in the Control of Disease in Corn Production 

Tar Spot

• Agronomy Article: Tar Spot of Corn
• Pest and Disease Mapping and Forecasting: IPM PIPE

Soybean Diseases

• Agronomy Article: Early Season Soybean Diseases
• Agronomy Article: Soybean Seed and Seedling Diseases

White Mold of Soybeans

• Agronomy Article: Integrated Management of White Mold in Soybean Production
• Agronomy Article: Managing White Mold of Soybeans
• Crop Focus: White Mold in Soybeans

Soybean Disease vs. PPO Injury

• Video: Determining whether your field has soybean seedling disease or PPO injury
• ISU Extension: Identifying Common Herbicide Symptoms in Soybeans

Silk Clipping

• Video: Managing Silk Clipping Pests
• Agronomy Article: Corn Rootworm Silk Feeding 

Fungicide Applications

• Agronomy Article: Maximizing the Value of Foliar Fungicides in Corn
• Agronomy Article: Effects of Foliar Fungicide Timing on Corn Yield

Agronomy Article: Is Smoke from Wildfires Affecting Crop Yields?

Agronomy Article: Wind Lodging Effects on Corn Growth and Grain Yield

Rapid Growth Syndrome

• PDF - Rapid Growth Syndrome in Corn
• Video - Causes and Detection of Rapid Growth Syndrome

Anhydrous Ammonia

• PDF - Preplant Anhydrous Ammonia and Corn Seedling Injury
• Web- Instinct II® Nitrogen Stabilizer Factsheet
• Web - Optinyte®  Technology: The Inside Story
• Article - 3 Tips for Successful Sidedress Nitrogen Application

Spider Mites

• Agronomy Article - Two-Spotted Spider Mites in Soybeans

Hail Damage

• Guide - Soybean Hail Decisions

Post-Herbicide Applications

• Purdue - 2023 Dicamba Facts