Agriculture in Iran exports include fresh and dried fruits, nuts, animal hides, processed foods, caviar and spices. Pistachio, raisins, dates and saffron are the first four export products, from the viewpoint of value. Close to 8 million tons of agricultural products are exported annually (2008). But according to the Central Bank of Iran, only 3.2 million tons of "agricultural products" were exported in 2008 with a total value of $3.2 billion "which showed a 6.1 percent increase over the previous year". Agricultural and food stuff exports in years 2012-13 ending 21 March stood at $5.2 billion. During years 2013-14 ending 21 March agricultural
Pistachio by molds such as "Aspergillus flavus" and "Aspergillus parasiticus". The mold contamination may occur from soil, poor storage, and spread by pests. High levels of mold growth typically appear as gray to black filament-like growth. It is unsafe to eat mold-infected and aflatoxin-contaminated pistachios. Aflatoxin contamination is a frequent risk, particularly in warmer and humid environments. Food contaminated with aflatoxins has been found as the cause of frequent outbreaks of acute illnesses in parts of the world. In some cases, such as Kenya, this has led to several deaths. Pistachio shells typically split naturally prior to harvest, with a hull