A stubble field off the A17 at Leadenham was ablaze yesterday afternoon (Tuesday).
Crews from Brant Broughton and Lincoln were called to the scene just before 2pm.
The flames were extinguished using two hose reels and beaters.
Earlier on in the day on the A17, just before 9.15am, crews from Brant Broughton attended a lorry fire.
Firefighters used a hose reel to extinguish overheated brakes.