41:58 duration 41 minutes 58 seconds
Field Crops Webinar Series 3-25-19 - Tar Spot in…
Field Crops Webinar Series 3-25-19 - Tar Spot in Corn & Other Emerging Diseases
MSU Extension field crop pathologist Dr. Martin Chilvers addresses tar spot in corn - a new crop disease in Michigan in the past few years. Tar spot of corn is a new disease to the United States.…