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Agricultural machinery
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83
Agriculture
29
Tractors
14
Peanuts
13
Farm buildings
8
Persons
7
Crops
5
Vibration
4
Defoliation
2
Tobacco -- Harvesting
2
Angles (Geometry)
1
Corn
1
Curing
1
Dogs
1
Employees -- Workload
1
Equipment and supplies
1
Fans (Machinery)
1
Hay
1
Mathematics
1
Pulleys
1