According to Farmhand marketing director Stephen Scrivener, the company will play a key role at Combines4Charity Great Grass event, which takes place on 6 May.. “Recognising that harvesters participating in the world-record challenge will need a well-prepared swath, Krone will be doing all the mowing, tedding and raking of the 120-acre field,the day before the event,” Scrivener said.