What does physical control involve in the context of IPM?

Physical control in the context of Integrated Pest Management (IPM) involves employing physical barriers or methods to manage pest populations effectively. This can include various techniques such as installing screens on windows and doors to prevent insect entry, using traps and barriers to physically block pests from accessing crops, or handpicking pests from plants. These methods focus on creating conditions that are less hospitable for pests or directly removing them without the use of chemicals, making them an environmentally friendly and sustainable approach to pest management.

The other options do not align with the principles of physical control. Chemical controls, while a common method in pest management, fall under a different category and are not considered physical control. Disregarding pest presence entirely would not be a viable strategy, as it could lead to increased pest populations and damage. Investing in advanced technology may enhance pest management methods but does not specifically relate to physical control measures. Thus, utilizing physical barriers and methods effectively addresses pest issues as part of a comprehensive IPM strategy.