What action should be taken if a crop is affected by pesticide resistance?

When a crop is affected by pesticide resistance, selecting different pest management strategies is crucial for managing the situation effectively. Pesticide resistance occurs when pests develop the ability to survive exposure to a pesticide that was previously effective. Continuing to use the same pesticide or increasing the dosage may not solve the problem, as resistant populations can thrive, leading to greater infestations and diminished efficacy of the treatment.

By implementing a range of pest management strategies—also known as integrated pest management (IPM)—such as rotating pesticides with different modes of action, utilizing biological controls, and adopting cultural practices that disrupt pest life cycles, growers can reduce pest populations and mitigate resistance development. This holistic approach not only manages the current resistance issue but also contributes to a more sustainable pest management system in the long run.

While switching to organic methods can be a viable option for some, it may not be practical or feasible in all situations. Thus, diversifying pest management strategies is generally the most effective and flexible solution to combat pesticide resistance.