A chain for the production of crude oil from sunflower, comprising field set­up management and seeds processing, was developed at the Interdepartmental Centre for Agro­Environmental Research "E. Avanzi" (CIRAA) of the University of Pisa, Italy. This paper reports agronomic and technical data for evaluation of the main performance indicators characterizing the chain. A field trial comparing two high oleic hybrids (PR64 H31 and PR65 H41, hereafter named H31 and H41) was conducted during 2009 and...