POSTED: 01:30 a.m. HST, Mar 15, 2013
~~<p>For six millennia we humans have deliberately manipulated genes; modern corn is as distantly related to its wild ancestor as a Chihuahua is to a wolf.</p>
For six millennia we humans have deliberately manipulated genes; modern corn is as distantly related to its wild ancestor as a Chihuahua is to a wolf.
In 1944, American biologist Norman Borlaug began 30 years in Mexico developing new strains of wheat. Borlaug crossed stubby-stalked dwarf wheat with high-yielding varieties. This resulted in a plant that was both extremely productive and strong enough to hold up a large cluster of grain as long as it was well fertilized. Login for more...