Precision agriculture uses GPS navigation integrated into tractor steering systems to drive along precise field lines. By eliminating overlaps and unworked gaps, farmers save significant time, seed, fertilizer, and fuel. Automated steering lowers driver fatigue during long planting seasons and guarantees straight crop rows, maximizing overall yield efficiency across thousands of culti... https://www.chiguu.com/articles/how-to-order-spare-parts-for-a-used-tractor-without-a-serial-number