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Cereal grain is a staple food that provides more food energy worldwide than any other type of crop. [19] Corn (maize), wheat, and rice account for 87% of all grain production worldwide. [20] [21] [22] Just over half of the world's crops are used to feed humans (55 percent), with 36 percent grown as animal feed and 9 percent for biofuels. [23]
A grain crop is a grain-producing plant. The two main types of commercial grain crops are cereals and legumes . After being harvested, dry grains are more durable than other staple foods , such as starchy fruits ( plantains , breadfruit , etc.) and tubers ( sweet potatoes , cassava , and more).
Grain is an important trade item because it is easily stored and transported with limited spoilage, unlike other agricultural products. Healthy grain supply and trade is important to many societies, providing a caloric base for most food systems as well as important role in animal feed for animal agriculture.
Eating more whole grains, vegetables and fruits provides an abundance of phytonutrients, vitamins and minerals that promote health and decrease risk of chronic disease.
The DGA recommends that at least half of the total grains you eat in a day come from 100% whole grains. It’s recommended that adults consume at least three 1-ounce servings of whole grains per day .
Cereals are the world's largest crops by tonnage of grain produced. [82] Three cereals, maize, wheat, and rice, together accounted for 89% of all cereal production worldwide in 2012, and 43% of the global supply of food energy in 2009, [ 90 ] while the production of oats and rye has drastically fallen from their 1960s levels.
They are provided by a diet containing healthy fats, healthy protein, vegetables, fruit, milk and whole grains. [29] [27] Pay attention to the carbohydrates package: the type of carbohydrates in the diet is more important than the amount of carbohydrates. Good sources for carbohydrates are vegetables, fruits, beans, and whole grains.
Most common school lunch ingredients can spoil, even over a short period of time. Cheese, cold cuts, dairy products and salads with chicken, tuna and eggs are all perishable. Food that goes ...