In herbicide application, what does "drift" refer to?

Drift in herbicide application specifically refers to the unintended movement of herbicide particles away from the target area where they were intended to be applied. This can occur due to various factors such as wind, volatile vapors from the herbicide itself, or even the method of application. Drift is a significant concern because it can lead to damage in non-target crops, desirable plants, and the surrounding environment, leading to economic losses and ecological impacts.

Understanding drift is crucial for effective herbicide use, as it emphasizes the importance of proper application techniques and environmental considerations to ensure that the herbicide remains effective on the intended target while minimizing unintended consequences. This definition highlights the importance of careful planning and execution during herbicide application to avoid liability and promote responsible agricultural practices.