TY - GEN A1 - Stein, M A1 - Risku-Norja, H A1 - Strassner, C T1 - (Moderation und Organisation Fachkongress:) Session 5.9 Public Food Procurement Policies: Local and Organic Food in Public Catering Systems. (Veranstaltung:) Social and technological transformation of farming systems: Diverging and converging pathways. 12th European IFSA Symposium, 12-15.07.2016, Harper Adams University, UK Y1 - 2016 ER -