Their specialty is converting sunlight into nonwoody tissues loaded with starch; that is, into vast fields of high-energy food—fields that grow 20 feet high.
We talk about energy all the time-"Zilch, the energy food,""energy crisis,"and so on. If asked to define it, however, we'd probably respond with something like "Well,I t's-uh-well,you know-electricity."
"It is a high-energy food, containing about 715 calories per 100 grams. It is high in Butterfat (80-85%) and low in protein. Colouring is sometimes added to enhance its natural yellow colour (from carotene), and salt is often added. "
Children expend a lot of energy and may need more high-energy food than adults.
We talk about energy all the time - "energy food," "energy crisis," and so on.
