What does the term 'mode of action' refer to in pesticide usage?

The term 'mode of action' refers specifically to the mechanism through which a pesticide affects the target pest. This encompasses the biological processes that the pesticide disrupts or interferes with, leading to the pest's mortality or incapacitation. Understanding the mode of action is crucial for effective pest management because it helps in determining how a pesticide will work at a cellular or physiological level and allows for the selection of appropriate pesticides for specific pest issues.

For example, certain pesticides might disrupt the nervous system of insects, while others may hinder the synthesis of essential proteins. This knowledge aids applicators in making informed choices, especially regarding resistance management and the development of integrated pest management strategies.