However, on larger farms where tractors are used to prepare the ground, permanent mulch cover is uncommon8.
When logging themselves, farmers generally used a farm tractor to yard harvested wood.
Growing rapeseed on 10% of the land could produce bio-diesel to replace 50-60% of the tractor diesel used on the farm.
But if you have a tractor you can be able to cultivate in a shorter time and even sow while there is still moisture.
Combines could cost up to $3,000 and the owner had also to purchase a tractor, and a truck to haul grain to the elevator.
An examination of tractor ownership in the sub-divisions of the central region shows a modest decline after 1931, followed by growth from 1934.
We retain the instrumented version of the tractor variable for use in the labor demand model.
Agricultural tractors are often operating on changing terrain, with unpredictable operating conditions.
