Which of the following is a common application method for adult mosquito control?

Ground spraying is indeed a common application method for adult mosquito control due to its efficiency in targeting adult mosquito populations in various environments. This method involves the use of specialized equipment to spray insecticides from the ground, which allows for broader coverage of areas where mosquitoes are prevalent, such as urban neighborhoods, parks, and other public spaces.

Ground spraying can effectively reach adult mosquitoes resting on surfaces or flying in the vicinity at dusk or dawn when they are most active. Additionally, this method can be adjusted based on different factors, like the density of the mosquito population, environmental considerations, and specific community needs.

While hand application is used in smaller, more localized settings, it lacks the effectiveness of ground spraying when it comes to widespread infestations. Underwater treatment is generally not applicable for adult mosquitoes since they typically breed in standing water but do not reside underwater. Similarly, while biological controls are an important aspect of integrated mosquito management, they do not entirely replace the need for immediate control methods like ground spraying, particularly during outbreaks or high mosquito population periods.