1, potatoes originated in Peru and Chile in the Andes of South America. Potato was introduced to China in about16th century, but it became a food crop very late. So far, when potatoes came into China has not been determined.

2, potato, Solanum of Solanaceae, panicum miliaceum, also known as potato, sweet potato, potato, etc. The artificial cultivation of potatoes can be traced back to southern Peru from about 8000 BC to 5000 BC.

3, potatoes, high 15-80 cm, hairless or sparsely hairy. The stem is divided into two parts: aboveground stem and underground stem. Potato is one of the five staple foods in China, with high nutritional value, strong adaptability and large yield. It is the third most important food crop in the world, second only to wheat and corn.