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The pig production and marketing systems of Denmark, the Netherlands and the United Kingdom : a comparative study prepared by the Centre for European Agricultural Studies (Wye College) for the Food and Drink Manufacturing Economic Development Committee, Meat and Meat Products Sector Working Group
(1986)
Landwirtschaft in aller Welt
Strebel, Stefanie, (2016)
Costs and efficiency of pig production : a comparison between England and Denmark
(1954)