What is the best method for permanently controlling book lice?

Book lice, or psocids, thrive in moist environments and are often found in areas where humidity levels are high. The best method for ensuring their permanent control is to correct any moisture conditions in the environment. Reducing humidity levels makes the habitat less conducive for book lice, as they require moisture to survive and reproduce.

By addressing moisture issues, such as fixing leaks, improving ventilation, or using dehumidifiers, you create an environment that is inhospitable to book lice. This can lead to a significant decline in their population over time, as they rely on these conditions for their lifecycle.

While other methods like removing food sources, applying insecticides, or manually trapping may offer temporary relief, they do not tackle the root cause of the infestation. By focusing on moisture control, you achieve a more sustainable and long-term solution to managing and preventing book lice in your environment.