What is the significance of using GPS technology in aerial application?

Using GPS technology in aerial application is significant because it enables precise navigation and application. This precision is crucial in ensuring that the application of pesticides, herbicides, or fertilizers is done accurately, resulting in improved effectiveness and reduced waste. By utilizing GPS, aerial applicators can accurately target specific areas, thereby minimizing drift and ensuring that the correct dosage is applied to the intended locations. This not only enhances crop protection but also contributes to environmental sustainability by reducing the risk of chemical runoff into non-target areas.

The other options do not capture the primary advantage of GPS technology in this context. Manual control of aircraft may still require skilled pilots but does not provide the same level of accuracy that GPS offers. Identifying crop types relies on different technologies, such as remote sensing or visual observation, rather than GPS. While GPS technology can potentially contribute to cost reduction indirectly by improving application efficiency, it is not its primary function or significance in aerial application practices.