Читать книгу The Circle of Knowledge: A Classified, Simplified, Visualized Book of Answers - Various - Страница 174

Among all the plants in the world, the first place must be given to the food-producing cereals upon which our very existence depends. The most important among these are undoubtedly wheat, barley, oats, rye, rice, Indian corn or maize, millets, sorghum and others less widely used. More than one-half the whole population of the world subsists to a great extent on rice, and the vital importance of wheat needs no demonstration. For our present purposes the use of the word “cereal” is extended to include buckwheat and other starch-yielding plants, but these are not true cereals.