The various fruits represent thousands of species and varieties all over the world.

Citrus is the most important group, followed by banana, grapes, apple and mango.

The production of citrus has more than doubled, whereas that of tropical fruit greatly increased.

The diversification in terms of fruits being consumed is a good example of food globalization through species transfer and world trade.

The vegetables of the world are extremely diverse.

Overall, the production of tomato is the most important, followed by cabbage and onion.

The vegetables, initially collected, were grown very early, as in the hanging gardens to Babylon for instance.