When he said that an army marches on its stomach, Napoleon captured in a few words the importance of food. However, food is only as good as the soil from which it grows.
Majors in soil science learn the answers to questions like these: Which fertilizers work best for different fruits and vegetables? What types of soils do wheat and corn prefer? And which methods best control weeds? The answers can make or break farmers, and agronomists find great satisfaction doing their part in feeding the world.