Editor's Picks
Tag: disease management
From Aflatoxin to Zearalenone: Mycotoxins You Should Know – Deoxynivalenol (DON) Dec 1, 2022
Mycotoxins are substances produced by fungi that infect grain crops like maize and small grains and cause ear and kernel rots. Exposure to mycotoxins can lead to chronic or acute […]
Nebraska Corn: Tar Spot Disease Spreading to More Counties Oct 17, 2022
Tar spot, caused by the fungus Phyllachora maydis, was confirmed in eight eastern Nebraska counties in October 2021. As expected, the fungus overwintered and disease redeveloped in 2022 as field conditions […]
Minnesota Corn: Scout Field for Tar Spot Oct 4, 2022
Tar spot of corn has continued to develop in many fields across southeastern and into central Minnesota. Fortunately, with the exception of some areas in southeastern MN, tar spot has […]
Ohio Corn: Harvesting and Handling Ear Rot-Affected Crops Oct 4, 2022
Ear rots and mycotoxins Ear rots are beginning to show up in pockets across the state, leading to concerns about mycotoxin contamination of grain. So far, we have received images […]
Florida Peanuts: End of Season Disease Notes Oct 3, 2022
As the end of the peanut season approaches, there are many things that need to be done, however, do not forget to pay attention to late season diseases. Leaf spots and rust diseases are […]
Virginia Peanuts: 3 Thoughts About Late Season Disease This Year Sep 27, 2022
I have received a lot of questions regarding leaf spot fungicide treatments in the past two weeks. A lot of this is driven by either: 1) fungicide failures in fields […]
Georgia Pecans: What to Know About Anthracnose Sep 27, 2022
Anthracnose, bacterial leaf scorch, nutrient imbalance and mites are common causes of leaf scorch. Starting this July, we started seeing leaf scorch in our mature trees. When we see scorch, […]
Missouri Corn: Tar Spot Confirmed in Carroll, Harrison, and Marion Counties Sep 21, 2022
Tar spot was first confirmed in Missouri in Marion County in 2019. The pathogen that causes tar spot, Phyllachora maydis, can survive over the winter in corn residue, so disease […]
Kentucky Corn: Tar Spot Confirmed in Lincoln County Sep 21, 2022
Tar spot on corn was confirmed by the University of Kentucky Plant Disease Diagnostic Laboratory (PDDL) from samples collected in Lincoln County. This is our first confirmation of tar spot […]
Kentucky Wheat: Fusarium Head Blight Management Starts with Variety Selection Sep 21, 2022
The most consistent, problematic disease of wheat in Kentucky and the surrounding region is Fusarium head blight (FHB; also known as scab), caused by the fungus Fusarium graminearum. This disease can […]
