Manufacturers have yet to provide tractors that drive themselves, but that day may not be so far off
by MIKE MULHERN
In the not-too-distant future, scientists predict that farm robots will plant, spray and even hand-pick crops. But, for now, the best we can do is sit back and let the tractor do the steering while another program measures out the seed, spray or fertilizer.
Global Positioning Systems, or GPS, have enabled precision farming in the 21st century. By guiding us over our fields, GPS keeps lines straight and eliminates overlap, which can cost time and money.