In the years before the Second World War agriculture in most European states was carried out on peasant or small family farms using technologies that relied mainly on organic inputs and local knowledge and skills, supplying products into a market that was partly local or national, partly international. The war applied a profound shock to this system. In some countries farms became battlefields, causing the extensive destruction of buildings, crops and livestock. In others, farmers had to respond to calls from the state for increased production to cope with the effects of wartime disruption of...