Which of the following methods is commonly used for larviciding?

Larviciding refers to the process of controlling mosquito populations by targeting their larval stages. Water management practices are a crucial method for larviciding because they focus on manipulating the habitats where mosquitoes breed. This can include draining stagnant water, water management in containers, and modifying wetland areas to reduce breeding sites.

Managing water effectively limits the availability of standing water, which is essential for mosquito larvae to thrive. By eliminating or reducing these habitats, mosquito populations can be significantly controlled before they reach maturity and begin to host diseases.

While backpack misters, thermal foggers, and heavy aerial spraying are methods of adult mosquito control, they are not appropriate for targeting the larval life stage. Instead, these methods focus on killing adult mosquitoes that are flying and potentially spreading diseases. Therefore, water management practices stand out as the most effective and direct approach to larviciding by addressing the problem at its source.