What distinguishes a boom sprayer from a boomless sprayer?

A boom sprayer is characterized by its use of a boom structure that extends horizontal to the ground, allowing for the application of pesticides over a wide area. The boom is equipped with multiple nozzles that can spray a large swath of land in a single pass, making it efficient for treating agricultural fields or larger landscapes. This setup allows for uniform coverage and precise application, which helps minimize pesticide wastage and optimize effectiveness.

In contrast, other options do not accurately define the distinction between the two types of sprayers. For instance, a single nozzle would be a feature of some types of applicators but does not apply to a boom sprayer, which utilizes multiple nozzles for broader coverage. Furthermore, booms are suited for larger areas rather than smaller ones, as they can cover much more ground in less time. Finally, a boom scraping the ground during application is not typical, as it may damage the equipment and disrupt the spraying pattern. This highlights that the key feature of a boom sprayer is its ability to cover large areas efficiently due to its design, which incorporates multiple nozzles on the boom.