What is a sticker used for in pesticide sprays?

In pesticide applications, a sticker is an additive that helps sprays adhere better to the surfaces of plants or other treated areas. This characteristic is crucial because it ensures that the pesticide remains in contact with the target area long enough to be effective, minimizing runoff and increasing the likelihood of proper absorption by the plant.

By promoting adhesion, stickers help enhance the overall efficiency of the pesticide application. They can reduce the loss of the active ingredient due to environmental factors like rain or wind, which might cause the pesticide to wash away or not settle properly on the intended surface. This is particularly important for crops, where consistent contact with the pesticide is necessary for effective pest control.

While the other options relate to various aspects of pesticide application, they do not specifically address the primary function of a sticker in enhancing the adherence of pesticide sprays.