Peanuts are characterized by a long growing season and serve to enhance memory.

Peanut fruit also contains fat, sugar, vitamin A, vitamin B6, vitamin E, vitamin K, as well as minerals such as calcium, phosphorus, iron and other nutrients, containing eight kinds of amino acids and unsaturated fatty acids needed by the human body, containing lecithin, choline, carotene, crude fiber and other substances.

Peanuts contain general grains less choline, lecithin, can promote the body's metabolism, enhance memory, can be beneficial, anti-aging, life extension.

Peanut cultivation:

Peanut relatively high for geological soil requirements, in the peanut planting and selection, it is appropriate to choose the terrain is relatively flat and drainage capacity of the sandy loam. Peanuts avoid heavy crops, the first year planted peanuts soil is not suitable for continuous planting of peanuts, choose peanut planting soil is best to choose a few years in a row have not planted peanuts geology.

In addition to this, the soil organic matter is greater than 1.0%, and the pH of the soil should be between 6.5 and 7.5. Peanut cultivation also has certain requirements for air quality conditions, requiring an air pollution index of less than 1. Only if these geological conditions are met at the same time, it is possible to grow high-yielding peanuts.

The above references? Baidu Encyclopedia - Peanut