Potatoes are divided into purple, red, black, yellow and colored potatoes. China has cultivated high-quality colored potatoes mainly in purple and red. More than 65,438+000 copies of colored potatoes of different strains have been improved and screened by crossing old purple and red potato varieties with excellent high-yield potato varieties.

Compared with the old varieties, the improved colored potato has small buds, beautiful appearance and strong disease resistance, and the yield per mu can reach 1000 ~ 1500 kg. Colored potatoes can also be developed as special foods.

Because of its antioxidant components, colored potato chips can still maintain their natural colors after high-temperature frying. In addition, purple potato is not sensitive to light, and fried potato chips can keep their original color for a long time.

Extended data:

The main potato producing areas in China are Dingxi City, Guyuan City, Ningxia, Southwest China, Inner Mongolia and Northeast China. Among them, the southwest mountainous area has the largest planting area, accounting for about one-third of the country's total area.

Heilongjiang Province is the largest potato planting base in China, and its unique geographical environment and natural conditions make Dingxi City, Gansu Province one of the best potato planting areas in China and even the world.

Dingxi City, Gansu Province has become one of the three major potato producing areas in China, the largest virus-free seed potato breeding base in China, an important commodity potato production base and potato product processing base in China. Known as "the hometown of potatoes in China". Provide a large number of potatoes to all provinces and cities in China every year.