Some farmers see a tractor as they are. Others see tractors as they wish them to be. In the blue, brackish diesel exhaust of a 1970s-era row crop Hefty-G, Laura Frerichs and Adam Cullip heard silence ...

As things stand, Brexit will mean that vehicles imported from Britain will attract a hefty tariff under WTO rules. The UK has always been a rich source of used tractors. The benefits have been mutual.