Associate Certified Entomologist (ACE) Practice Exam

What does a space treatment in pesticide application refer to?

1. Application to the surface of plants

2. Applications made into the air of rooms or structures

3. Targeted spots around buildings

4. Application around the perimeter of properties

The correct answer is: Applications made into the air of rooms or structures

A space treatment in pesticide application refers specifically to applications made into the air of rooms or structures. This method is utilized to manage pests that may not be accessible through surface treatments or where the pest problem is widespread within an enclosed space. Using space treatments allows for the distribution of pesticides as aerosols or fogs, which can penetrate various nooks and crannies where pests might be harboring. This technique is particularly effective for controlling flying insects or those that are dispersed throughout a given area, as it ensures that the active ingredients are evenly distributed in the air, increasing the likelihood that pests will come into contact with the pesticide. In contrast, other methods such as surface applications target plants or specific locations, and perimeter treatments are more about creating a barrier around a property rather than addressing airborne pest issues. Understanding this distinction is crucial for effective pest management strategies.