Historical Increase in Corn Yield -- It's in the Roots
Monday, March 16, 2009 - 13:35
in Biology & Nature
The extraordinary yield advance within the U.S. Corn Belt over the past century has been a significant agricultural development associated with the breeding of hybrids and increased planting density. A new study examines how the root structure of corn has been one of the key factors in the efficiency of these crops.