That includes the fungus tar spot. Showing up as black speckled dots ... About 12 days later, you can see how the plants began suffering. By the end of September, the field was completely dead.

“But in the end, tar spot did not infect the susceptible hybrid.” With no big rains to splash the inoculant up onto the corn plants, it didn’t reach a threshold level. “The conditions ...

An agronomist with AgriGold says many farmers have tar spot on their mind. Brian Weihmeir, who covers central Illinois, says ...

A new disease is plaguing cornfields across the Midwest. Phyllachora maydis is the fungus that causes a corn disease called ...