Because corn (maize) is commonly grown as a field crop as opposed to a horticultural crop which is grown in an orchard, nursery, or greenhouse. This distinction is gradually disappearing, though.
The classification of horticultural crops varies depending on the parameters and types of crops being classified. They can be classified by seasons, plant lifespan, usage, physiological and growth characteristics, and climate requirements.
Major food crops such as corn wheat and rice are staples
corn,corn,corn
They grew crops such as corn, beans, squash, and paumpkin.
corn and beans
the three crops are wheat, barley, and corn. the three crops are wheat, barley, and corn.
The main crops of myans also called corn is Maize.
corn and beans
The crops they ate was corn,potato's, and
they did not do much crops but they grew corn
corn
Sugarcane and other crops are cash crops of france