Hmm: Zika-carrying mosquitoes tough to reach with spray pesticides

Hmm: Zika-carrying mosquitoes tough to reach with spray pesticides

[Ed. – Not sure how DDT fits into this.  Some experts are arguing that it needs to be brought back to get rid of the Zika threat.]

Experts interviewed here this week said fighting Zika will require a major shift in this country’s approach to mosquito control, namely more door-to-door action, a painstaking and expensive practice that many say is a tall order in an era of shrinking budgets and wariness of government intrusion.

“This guerrilla warfare house-to-house method is still very new and I’m not convinced that many places are prepared for it,” said Michael Doyle, the head of mosquito control for the Florida Keys, a district that used such tactics during an outbreak of the dengue virus in 2009 and 2010, one of the first major outbreaks in the United States since the 1930s. …

The United States’ best defense against Zika is its air-conditioning and window screens, scientists said. …

At first glance, Aedes aegypti may not seem like a formidable foe. It hastraditionally stayed in a corner of the American South, rarely venturing farther north than South Carolina. It does not fly farther than a city block, and usually lives less than two weeks.

“It’s the cockroach of mosquitoes,” said Dr. Thomas R. Frieden, the director of the Centers for Disease Control and Prevention. “It lives indoors around people and hides in dark places.”

That makes it much harder for droplets sprayed from airplanes or trucks to come into contact with it to kill it.

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