From research
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Timely pest updates, scouting guidance, and research-based conversations for growers and agricultural professionals.

Crop News

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20268 articles

Jul 31, 2026

Can AI improve insect monitoring? Lessons from Moth Trapping

Tatum Dwyer, Eric Yu, Fei Yang

Jul 30, 2026

Field Notes talks corn pests and plant disease

Angie Peltier, Fei Yang, Anthony Hanson, Brett Arenz

Jul 14, 2026

Corn Rootworm Adult Emergence Has Begun in the Fields

Yucheng Wang, Fei Yang

Jun 5, 2026

Corn Rootworm Egg Hatch Begins in Southern Minnesota

Yucheng Wang, Fei Yang

May 19, 2026

Summary for 2026 UMN Cooperative Black Cutworm and True Armyworm Trapping Network

Fei Yang, Bruce Potter

Apr 15, 2026

2026 UMN Cooperative Black Cutworm and True Armyworm Trapping Network

Fei Yang, Bruce Potter

Apr 14, 2026

Detection of European corn borer damage on Bt corn plants in Minnesota

Fei Yang, Yucheng Wang

Mar 2, 2026

Strategic Farming: Let's talk crops! session talks pest management in an age of resistance

Angie Peltier, Fei Yang, Robert Koch

202510 articles

Oct 22, 2025

Common stalk borer damage in Bt corn fields

Yucheng Wang, Tatum Dwyer, Fei Yang

Oct 14, 2025

Corn leafhopper detected again in Minnesota in 2025

Yucheng Wang, Dean Malvick, Crystal Floyd, Fei Yang

Aug 11, 2025

Field Notes: Insect updates and management considerations

Claire LaCanne, Bob Koch, Fei Yang

Jul 17, 2025

Northern corn rootworm extended diapause problems in Minnesota in 2025

Fei Yang, Yucheng Wang

Jun 11, 2025

Corn rootworm eggs hatching in Minnesota

Fei Yang, Yucheng Wang

May 21, 2025

Black Cutworm Trapping Network Report May 16

Fei Yang, Bruce Potter

May 15, 2025

Black Cutworm Trapping Network Report - May 13

Fei Yang, Bruce Potter

May 7, 2025

Black Cutworm Trapping Network Report

Fei Yang, Bruce Potter

Apr 14, 2025

2025 UMN Cooperative Black Cutworm Trapping Network

Fei Yang, Bruce Potter

Mar 3, 2025

Strategic Farming: Let's talk crops! focused on corn insect pest challenges

Eric Yu, Fei Yang

20248 articles

Oct 28, 2024

First detection of corn leafhopper in Minnesota in 2024

Yucheng Wang, Fei Yang

Aug 8, 2024

Scouting for corn rootworm

David Wangila, Fei Yang

Aug 1, 2024

Scouting for European corn borer infestations

Fei Yang, Tatum Dwyer, David Wangila

Jul 15, 2024

Field Notes session talks insect management considerations for soggy fields

Angie Peltier, Fei Yang, Bruce Potter, Robert Koch

Jul 15, 2024

Can chlorpyrifos be used to manage crop pests in 2024?

Robert Koch, Bruce Potter, Fei Yang

Mar 28, 2024

Reducing Bt trait acres in 2024 Minnesota Corn Production? Implications for European corn borer

Anthony Hanson, Fei Yang, Bill Hutchsion, Bruce Potter, Angie Peltier, Ryan Miller, Liz Stahl

Mar 18, 2024

Strategic Farming: Let's talk crops focused on corn insect pests

Liz Stahl, Fei Yang

Feb 20, 2024

European corn borer: Old pest, new problems

Wilfrid Calvin, Tatum Dwyer, Fei Yang

20234 articles

Aug 16, 2023

Updated resource for grasshopper management

Anthony Hanson, Ian MacRae, Bruce Potter, Robert Koch, Fei Yang

Jul 27, 2023

Field Notes session talks corn rootworm challenges and solutions

Angie Peltier, Fei Yang, Bruce Potter

Jul 24, 2023

Northern corn rootworm and extended diapause problems increase in areas of Minnesota

Fei Yang, Bruce Potter

Jun 8, 2023

Remember to scout armyworms

Bruce Potter, Dave Grafstrom, Ian Macrae, Ryan Miller, Fei Yang

Strategic Farming

Explore the series ↗

Let's talk crops! 3 videos

Feb 25, 2026

How to adapt to insect pests breaking previously reliable management tools?

Fei Yang and Bob Koch · UMN Extension Crops

Watch on YouTube ↗Read session recap ↗

Feb 26, 2025

Keeping track of changes in corn insect challenges

Fei Yang · UMN Extension Crops

Watch on YouTube ↗Read session recap ↗

Mar 13, 2024

Are we smarter than the average European corn borer and corn rootworm?

Fei Yang · UMN Extension Crops

Watch on YouTube ↗Read session recap ↗

Field Notes 4 podcast episodes

Episode 86 · Jul 23, 2026

Corn insects and the Plant Disease Clinic

Featuring Fei Yang · 32:38

Episode & show notes ↗

Episode 75 · Aug 7, 2025

Corn and Soybean Pests!

Featuring Fei Yang · 31:41

Episode & show notes ↗

Episode 57 · Jul 10, 2024

Insect updates and management considerations

Featuring Fei Yang · 31:38

Episode & show notes ↗

Episode 45 · Jul 26, 2023

Is corn rootworm getting your corn down?

Featuring Fei Yang · 31:04

Episode & show notes ↗

Browse all Field Notes episodes ↗

From researchto the field.

Let's talk crops! 3 videos

Field Notes 4 podcast episodes

From research
to the field.