Corn with crown rot often senesces early or dies prematurely. These "ghost plants" are frequently surrounded by healthy plants. Read more in Extension's doi.org/10.31274/cpn-2… From Alison Robertson Kiersten Wise Tamra Jackson-Ziems Tom Allen Cornell Cooperative Extension Mandy Bish Martin Chilvers

Corn Fungicide ROI Calculator available now at cropprotectionnetwork.org/fungicide-roi-… From datascience@uw Damon L. Smith Kiersten Wise Albert Tenuta Daren Mueller Tom Allen Mandy Bish SDSU Extension Martin Chilvers Dr. Alyssa Collins Travis Faske Andrew Friskop Alabama Extension Tamra Jackson-Ziems Heather M Kelly

Keeping a close watch on the rapidly changing situation with Southern rust and Tar spot in our fields, Tamra Jackson-Ziems, discusses this emerging issue and ways to manage other notable bacterial diseases. Tamra Jackson-Ziems podbean.com/ew/pb-wt99p-16… #NebExt #NFieldObs

Southern rust update for Southeast Nebraska: croptechcafe.org/southern-rust-… Tamra Jackson-Ziems Nebraska Extension

Southern #rust has made its appearance in NE. What impacts does it potentially have on 2024 #corn yields? Which fields are at the highest risk? #NFieldObs #NebExt Tamra Jackson-Ziems Crop Protection Network (CPN) Amy Timmerman

Ahem… but those #PeskyPustules have made it the SD border. Dakota county, NE is positive for Southern Rust. You’re welcome Maddi Shires Tamra Jackson-Ziems Nebraska CropWatch

First report of Corn leafhopper (Dalbulus maidis) leads to Corn stunt disease in Oklahoma extension.okstate.edu/e-pest-alerts/…

Corn plants with crown rot can die early. These “ghost” plants have a grayish-green discoloration & are often surrounded by healthy plants. Find out more at cropprotectionnetwork.org/publications/f… From Extension's Tamra Jackson-Ziems Alison Robertson Kiersten Wise Tom Allen Mandy Bish Martin Chilvers

Scouting is the best practice to manage grain affected by ear rots and mycotoxins. Before harvest, check several spots across a field. Pull husks back to see the entire ear. If greater than 10 percent are moldy, schedule the field for early harvest. Read more in Extension's

I've had a great afternoon n southwest Nebraska for our Great Plains bacterial leaf streak (BLS) survey with K-State Rodrigo Onofre K-State Applied Row Crop Pathology Program & SDSU Maddi Shires The corn looks #AMAIZING here except where impacted by hail. BLS is everywhere! UNLPlant&Pest Clinic UNL Department of Plant Pathology

Diplodia ear rot of corn. Dry weather before silking followed by wet conditions favors this disease. Look for ear leaves that die early. Ask local Extension for more info. Tom Allen Travis Faske Tamra Jackson-Ziems Daren Mueller Kiersten Wise Martin Chilvers Doug1954 Heather M Kelly

With high tar spot severity, ground-applied fungicide resulted in a partial net-return ranging from $11.9 loss to $83.9/A gain. With low tar spot severity, the partial net-return ranged from a $46.5 loss to a $5.8/A loss. Yield data and fungicide efficacy tar spot research

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Low levels of corn stunt disease have been confirmed in Kansas Link: shorturl.at/TBrNs

Test corn stalk integrity using the pinch test. Prioritize harvest for fields with 10%+ stalk rot. Ask local Extension for more info. Ed Sikora Maíra Duffeck 🌾🍄🦠🔎🔬💻📊👩‍🔬👩🏼‍💻 Tom Allen Maddi Shires Yuan Zeng Mandy Bish Darcy Telenko Alison Robertson Ian M. Small Trey Price Albert Tenuta

Scouting is the best practice to manage grain affected by ear rots & mycotoxins. 🌽Before harvest, scout across a field & pull husks back to see the entire ear. 🌽If >10% are moldy, the field should be scheduled for early harvest. 🌽In general, ear rot fungi will grow &