Historical and Geographical Information in Assar va Ehiaa

Khaje-Rashide-e-Din Hamadani, the great minister of Ilkhanid Mongol was one of the vigorous writers and historians during the historical background of Iran. Khaje-Rashid-e-Din works are significant in terms of his administrative responsibilities and his expertise in veriety of sciences such as medicine and agriculture. His best known work was ‘Jami al-Tawarikh’. His another valuable work but less known was ‘Assar va Ehiaa’ in agricultural science. That book had no only a great value in agricultural study but also in recognition of the historical and geographical situation of Ilkhanid Mongol era.This article attempts to explain the position of this book in history of agriculture as well as understanding the aspects of historical and geographic situation in Khaje-Rashid-e-Din period.