Tar spot robbed several key corn-producing states of upwards of 60 bushels per acre in severely infected fields in 2022, according to Purdue University Extension. The Midwest could be on a similar ...

Corn diseases can affect both grain and forage quality requiring a multi-prong approach to managing feed quality. DON, also ...

“These are my personal observations, and I reserve the right to change them as we learn more about tar spot,” he adds. Keep in mind those fields of corn affected in 2021 will be back in corn ...

Tar spot was discovered at a Purdue irrigation research plot and monitored by Darcy Telenko, Extension plant pathology specialist, and Lyndon Kelly, Extension irrigation specialist from August through ...

A field agronomist with Burrus Seed says tar spot is on many corn farmers minds heading into 2025. Dana Harder, who’s based ...

An extension field crop pathologist at Purdue University says a new resource could help farmers determine the best fungicide ...

University of Illinois scientists screened 25 corn lines with exotic germplasm and found multiple accessions showing natural resistance to the new-to-North-America fungal disease, tar spot.

Tar spot was found in all 92 Indiana counties in 2024. In Southern Indiana, it moved in early and aggressively. “And I think that caught a lot of people off guard,” says Madison Wozniak, Technical Ser ...

Mariela Fernández-Campos, a graduate student in Purdue University’s Department of Botany and Plant Pathology, examines leaves for tar spot in a field at Pinney Purdue Agricultural Center.

Every growing season brings us challenges. I wouldn’t call them “new” or “different” challenges for the most part. Most of them are things we have seen before but in different ...