The 4th IFAC Conference on Modelling and Control in Agriculture, Horticulture and Post Harvest Industry, 28–29 August 2013 Department of Automation and Systems Technology, Aalto University School of ELEC, Espoo, Finland The purpose of the 4th conference “AGRICONTROL 2013” is to provide a forum for new approaches and emerging results in the studies of agricultural production from all over the world. The intent of the organizers is that attendees will exchange information about not only control in bio-systems, environmental control, automatic control, robotics and mechatronics in agricultural production, but also instrumentation and sensing, information technologies for precision agriculture, inspection for safety and security of food and agricultural products food processing, and ergonomics in agricultural operations. They will also be able to share ideas, theories, techniques, challenges, and concerns with peers and expand their professional networks worldwide.