Sirjan is one of the most important city in Pistachio production. Pistachio species estimated to have 64 varities that the common species are as follows:
1 . Round or Fandogh
2. Kale Ghochl or Jumbo
Pistachio is cultivated in winter time and change the species to best variety by conjunction. Pistachio trees with 5- 7 years old start producing. the product gradually increased. Experienced horticulturists beliere max productivity of Pistachio is between 20 - 50 years .Pistachio is a desert product and is called as Green Gold.According to Deutsche walle intemet site, eating 50 gr Pistachios per day to causes coming down the body cholesterol. One of the American magazines. in its article tried to prove that consuming pistachio within four weeks prevents of fats and body weiht increase and also reduce the risk of heart attacks and Daily consumption 50 gr pistachio. Also prevents of closing arteries that is known as the main cause of the heart attacks.