In certain locations things were dominated by certain cereals; rice in Asia, wheat in Europe, sorghum and millet in Africa, and maize in the New World.
不同的地方有不同的主食，比如亚洲主食米饭，欧洲主食小麦，非洲主食高粱和小米，美洲主食玉米。
2
Even the major food crops of the poor—wheat, rice, white maize, potato, and cassava—are also being neglected, according to SOFA 2004.