Joe Lauer, Wisconsin Corn Agronomist
Corn planting was nearly complete by the end of last week. As we head into the month of June, the corn plant changes from a juvenile to more of an adult. The seminal roots that originated in the seed are dying and the nodal roots are becoming the dominant root system which will eventually occupy a cylindrical volume roughly 5-6 feet in diameter and 5-7 feet deep depending upon soil characteristics… (continue reading)
http://wisccorn.blogspot.com/2016/06/what-is-happening-in-corn-plant-during.html