Potato.....

Other major producers were India, Russia, Ukraine and the United States. However, the local importance of potato is variable and rapidly changing

but later genetic testing of the wide variety of cultivars and wild species proved a single origin for potatoes in the area of present-day southern Peru and extreme northwestern Bolivia

Potatoes have become a staple food in many parts of the world and an integral part of much of the world's food supply. Potatoes are the world's