Crop Protection Network

The Crop Protection Network (CPN) produces unbiased, collaborative outputs on important issues affecting field crops in the United States and Canada. The CPN is a product of Land Grant Universities.

Featured Articles

Ergot: Six things to be mindful of with ergot in small grains and grasses

The pathogen that causes ergot generates toxic alkaloids that potentially could create problems with livestock feeding, and when trying to market a small grain crop. This article reviews some of the commonly asked questions pertaining to ergot. Read More

Diagnosing Interveinal Chlorosis in Soybeans — it’s not just SDS

Interveinal chlorosis is a common symptom in soybean production systems. More often than not, it is assumed that interveinal chlorosis indicates the presence of soybean sudden death syndrome (SDS). However, there are several other soybean diseases and disorders that can cause interveinal chlorosis besides SDS. Read More

How Tar Spot of Corn Impacted Hybrid Yields During the 2018 Midwest Epidemic

Tar spot of corn is a new disease to the United States that was first observed in 2015 in Indiana and Illinois. Since then, it has also been confirmed in Florida, Iowa, Michigan, Ohio, and Wisconsin. In 2018, a tar spot epidemic occurred in the upper Midwest, which had a significant impact on corn grain and silage yield and quality. Little field screening has been done in the US for corn germplasm... Read More

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Disease Loss Estimates – 2015

Grain and Silage Sampling and Mycotoxin Testing

Scouting for Soybean Stem Diseases

Scouting for Soybean Seedling Diseases

Popular Articles

Diplodia Ear Rot of Corn

Diplodia ear rot has become a common (and troublesome) disease on corn. The causal fungi produce myc... Read More

Leaf Rust of Wheat

Leaf rust, also called brown rust, occurs across the U.S. and Canada and can cause severe yield loss... Read More

Diplodia Stalk Rot of Corn

Plants affected by Diplodia stalk rot have shredded pith and die prematurely. Numerous black dots, a... Read More