Home Interviews John Grandin of Growmark gives corn update John Grandin of Growmark gives corn update By Ben Nuelle - August 9, 2016 1:46 pm https://www.iowaagribusinessradionetwork.com/wp-content/uploads/2016/08/John-Grandin-8-9-16.mp3 John Grandin of Growmark shares his views of Iowa’s corn with Ken this growing season.
