Juicio del Bórico.

[larean]

Referencias al ácido bórico como matacucarachas en EEUU:

http://www.nathangibbs.com/2007/07/23/ki...oric-acid/

"Lightly dust them [cokcroaches] with borax, or powdered boric acid. You can buy it at most grocery stores."

http://www.ext.colostate.edu/PUBS/insect/05553.html

"Boric acid is among the best cockroach insecticides. Combined with its relative safety, this makes it a good choice for homeowners."

http://www.alsnetbiz.com/homeimprovement...tions.html

" Boric acid is one of the oldest inorganic compounds known to mankind in treating pests. Mined from the Mojave Desert in California it is nature's proven long-term treatment in eliminating Cockroaches, Palmettobugs, Waterbugs, Ants, Silverfish, Carpenter Ants, and Termites."

http://www.ca.uky.edu/entomology/entfacts/ef614.asp

"Boric acid is one of the most effective cockroach control agents ever developed provided that it is used correctly."

http://www.ipm.ucdavis.edu/PMG/PESTNOTES/pn7467.html

"If it is not practical to remedy these problem areas, treat them with boric acid powder insecticides formulated for cockroach control (Table 1)."

Table 3. Dust Products Available in California in 2006.
Active ingredient (a.i.) Brand name Availability
Boric acid Roach Prufe Homeowners
Hot Shot Maxattrax
Roach Powder Homeowners"

http://www.straightdope.com/classics/a1_019.html

"There are two proven approaches to dealing with la cucaracha: (1) borax, and (2) arson. "

http://www.greenharvest.com.au/pestcontr..._info.html

"Boric acid is a colourless, odourless, white powder that is slightly soluble in water. It acts as a stomach poison to cockroaches when ingested"

(Esta referencia trae incluso la etiqueta de un insecticida basado en ácido bórico, Roach Prufe ©, también mencionado en el enlace anterior.

-----------------


El número de referencias en Google a "boric acid" y cockroaches es de 72.000. Pero claro, todo el mundo usa Baygon.