27 oct. 2009 - George Washington Carver - crop rotation methods.
Description:
He created 325 uses for peanuts, 108 applications for sweet potatoes and 75 products derived from pecans. Some of the products he created include chili sauce, meat tenderizer, instant coffee, shaving cream, and Worcestershire sauce.Ajouté au bande de temps:
Date:
27 oct. 2009
Maintenaint
~ Il y a 15 ans