The Science and Technology of Agriculture
Hart-Parr gas tractor
Threshing crew at work
Steam tractor
Four-row tractor corn planter
Mechanical Corn Picker
Hybrid seed plant
Conservation tilling
Contour Stripcropping
Modern Farm Equipment
Modern Machinery Used for Harvest
Book Farming
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Modern Machinery Used for Harvest
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Time Frame: 2004
Combine removes the remains of a harvested crop.
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