Among the French agricultural papers, the Progrès Agricole, an Amiens weekly, is a particularly original example of duration : in its outlook, its management (the Raquet dynasty), in its ideology founded on the defence of the traditional agrairian values and a total adhesion to the different theses of the right wing movements. From its origins to 1920, the paper had a regional vocation : it defended the modern intensive agriculture of the wealthy farmers of the north of the Parisian Basin, its readers. During the inter-war period, it aimed at reaching a national audience by proposing the organisation of farmers on a corporative basis and by creating a league : the Farmers Fighting Mass. Very favourable to the Portuguese experiment of Salaza...