Oklahoma Applicators License Core Practice Exam

What is a benefit of using spreaders in pesticide applications?

1. Reduce the amount needed

2. Help coat the surface evenly

3. Increase the toxicity

4. Improve the drying time

The correct answer is: Help coat the surface evenly

Using spreaders in pesticide applications primarily helps to coat the surface evenly. This is important because an even application ensures consistent coverage of the pesticide, which can lead to more effective pest control. When pesticides are applied uniformly, it minimizes the risk of over-application in certain areas, which can cause plant damage or increase the likelihood of pest resistance. An even application helps ensure that all targeted surfaces receive the necessary amount of pesticide, leading to enhanced efficacy. In contrast, uneven applications might leave areas untreated, allowing pests to survive and potentially reproduce, undermining the overall pest control effort. While reducing the amount needed or improving drying time might be considered benefits under certain circumstances, these factors are not the primary functions of spreaders. The toxicity of the pesticide does not change based on the use of spreaders, as toxicity is inherent to the pesticide formulation itself.