Pistachio nuts are the fruits of happy fruit trees, also known as pistachios and deciduous young trees. The tree is about 10 meter high, with odd pinnate compound leaves, long age and slow growth. Originated in Syria, Iraq, Iran, the southwestern part of the former Soviet Union and southern Europe, it was introduced into remote areas of China.

Pistachio is a kind of dried fruit, also known as pistachio. Its fruit is rich in vitamins, minerals and antioxidant elements, and has the remarkable characteristics of low fat, low calorie and high fiber. It has medical and health care effects on cardiovascular and cerebrovascular diseases, senile retinopathy and anti-aging. It is a very popular health and leisure food in the world nut market, and has become the fifth largest nut crop in the world in recent years. It can adapt to harsh growth conditions, has the characteristics of drought resistance, heat resistance and saline-alkali tolerance, and can be planted in arid areas and hilly slopes in large areas.

Pistachio trees are called happy fruit trees and deciduous trees. The tree is about 10 meter high, with odd pinnate compound leaves, long age and slow growth. It takes at least six years for seedlings to bear fruit from the first year of sowing, and the seed setting rate increases year by year. The fruit is large, rectangular, about 2 cm long and 1 cm wide, and yellow-green or pink when ripe. Originated in Syria, Iraq, Iran, the southwestern part of the former Soviet Union and southern Europe, it was introduced into remote areas of China.

Happy fruit tree is a long-lived and slow-growing plant. It takes at least 6 years for seedlings to bear fruit from the first year of sowing, and the seed setting rate increases year by year. Fourteen to seventy years after planting is the full fruit period. Grafted seedlings begin to bear fruit in the third year, and can enter the full fruit period in the sixth year.

Strong, healthy and happy fruit trees begin to bear fruit after six years of planting. Each tree can harvest fresh fruit 100-200 kg per year, and ordinary happy fruit trees can produce fresh fruit 70- 130 kg per year. The yield of fresh fruits (commodities) is 30%, that is, fresh pistachios 100-200 kg, and commodities (dried fruits) can get 30-60 kg when they are molded. Nearly a hundred years. The value of pistachios is the first of dried fruits. Pistachios are divided into four grades. The retail price of domestic first-grade pistachios is 75 yuan, 65 yuan, 50 yuan and 40 yuan per kilogram.