Tractors are primarily used to provide motive power for pulling implements and transporting agricultural products.

PTO (Power Take-Off) is a mechanism for transmitting power from the tractor to implements, not a type of hitch system.

The PTO shaft is a rotating shaft that transmits power from the tractor's engine to implements attached to the rear or side of the tractor.

Combine harvester is a harvesting implement, not a tillage implement.

Combine harvesters are used to harvest crops such as wheat, corn, and soybeans by cutting, threshing, and cleaning the grain in a single operation.

Contour farming is a soil and water conservation practice, not a type of irrigation system.

Contour farming is a farming practice that follows the contours of the land to reduce soil erosion and improve water infiltration.

Mist blower is a type of pesticide applicator, not a fertilizer applicator.

Coulters are used in fertilizer applicators to open a furrow in the soil for precise placement of fertilizer.

Combine harvester is a harvesting implement, not a pesticide applicator.

Boom sprayers are used to apply pesticides in a wide area, such as fields or orchards.

Elevator is a type of grain handling equipment, not a grain storage structure.

Elevators are used to load grain into trucks or railcars for transportation.

Combine harvester is a harvesting implement, not a grain dryer.

Grain dryers are used to remove moisture from grain to prevent spoilage and improve storage quality.