What consequence can arise from a decrease in pesticide label rate?

A decrease in pesticide label rate can lead to pesticide resistance, which is a significant concern in pest management. When pesticides are applied at lower rates than recommended, it may not effectively eliminate the target pest population. This can give the pests a chance to survive, reproduce, and pass on their genetic traits, leading to populations that are resistant to that particular pesticide. Over time, this resistance can spread, making it more challenging to manage pest populations effectively.

In contrast, reducing the label rate is not inherently associated with reducing environmental impact or increasing efficacy. While lower application rates might seem beneficial in minimizing exposure, if those rates are ineffective against target pests, it can ultimately lead to greater pest problems and increased pesticide use over time. The statement that a decrease in pesticide label rate has no impact overlooks these critical dynamics in pest management.