Of all the key machines on an average arable farm, the combine is king. It’s the most expensive piece of any machinery – top-of-the-range machines can hit the £400,000 mark – and it’s involved in the most weather-critical job, too. You might be forgiven for assuming that what goes on inside a combine is pretty much the same as you would have found 10 or 20 years ago. But behind the dust, heat and noise, deep in the machine’s bowels […]