Corn which is traditionally called “maize” is the most widely grown crop throughout America. Scientifically named as Zea mays the various species of the crop are cultivated extensively as a source of food and revenue in the country. Geographically Iowa, Illinois, Nebraska and Minnesota account for more than half of the corn in North America. [...]

Cotton is a shrub native to the tropical regions including America, Africa India and Pakistan. The species of the genus Gossypium is recorded as one of the major crops of America. The yield of cotton along the cotton belt in America is because of plenty sunshine, moderate rainfall and fertile soil; which is deep, clay [...]