Agronomy Degree Practice Exam

Which factor determines the rate of pesticide that is applied per acre?

1. Effective spray width per nozzle

2. Ground speed of the sprayer

3. All of these

4. None of these

The correct answer is: All of these

The rate of pesticide applied per acre is influenced by multiple factors, and understanding these factors is essential for effective and efficient pest management. The effective spray width per nozzle determines how much area can be covered with each pass, which directly impacts the overall application rate. If the nozzles are designed to spray a wider area, a lower rate of pesticide may be needed as the same amount of pesticide is distributed over a larger area. The ground speed of the sprayer is another critical aspect. If the sprayer moves faster, it covers more ground in less time, which can affect the total volume of pesticide delivered per acre. A higher ground speed may require adjustments to maintain the desired application rate, ensuring that the pesticide is distributed evenly and effectively. Both of these factors, along with others such as nozzle type and output, contribute to determining the proper rate of pesticide application. Hence, recognizing the interconnectedness of these elements is essential for achieving optimal results in pest control strategies.