Estado de la resistencia a insecticidas en cepas de terreno de la especie Blattella germanica (Dictyoptera: Blattellidae) procedentes del municipio Pinar del Río
Rev. cuba. med. trop
;
55(3): 196-202, sep.-dic. 2003.
Article
in Spanish
| LILACS
| ID: lil-629319
RESUMEN
Se realizó un estudio de los niveles de resistencia a 10 insecticidas 4 compuestos organofosforados (malation, clorpirifos, pirimifos metil y diazinon), 2 carbamatos (propoxur y bendiocarb) y 4 piretroides (cipermetrina, deltametrina, lambdacialotrina y ciflutrina) en 5 cepas de Blattella germanica (Linnaeus, 1767) colectadas en el terreno, procedentes de la ciudad de Pinar del Río. Se detectaron altos niveles de resistencia a los insecticidas bendiocarb, cipermetrina y deltametrina; bajo nivel de resistencia a diazinon; moderada a alta a pirimifos metil; así como, susceptibilidad a un insecticida de cada grupo en estudio clorpirifos (organofosforado), propoxur (carbamato) y ciflutrina (piretroide). Solo una cepa presentó baja resistencia a malation (Inicio Carlos Manuel) y a lambdacialotrina (Consejo Celso Maragoto). Se evidenció resistencia cruzada cipermetrina-deltametrina, que no afectó la susceptibilidad a los piretroides lambdacialotrina y ciflutrina.
ABSTRACT
A study of the levels of resistance to 10 insecticides 4 organophosphate compounds (malathion, clorpirifos, methyl-pyrimifos and diazinon), 2 carbamates (propoxur and bendiocarb) and 4 pyrethroids (cypermethrin, deltamethrin, lamda-cyhalothrin and cyfluthrin) was conducted in 5 strains of Blatella germanica (Linnaeus, 1767) collected in the field of Pinar del Río. High levels of resistance to bediocarb, cypermethrin and deltamethrin insecticides; low level of resistance to diazinon; from moderate to high resistance to methyl-pyrimifos, as well as susceptibility to one insecticide in each study group clorpirifos (organophosphate), propoxur (carbamate) and cyfluthrin (pyrethroid); were detected. Only a strain presented low resistance to malathion (Inicio Carlos Manuel) and to lambda-cyhalothrin (Consejo Celso Maragoto). Cypermethrin-deltamethrin cross resistance was evidenced. It did not affect the susceptibility to lambda-cyalothrin and cyfluthrin.
Full text:
Available
Index:
LILACS (Americas)
Main subject:
Organophosphorus Compounds
/
Pyrethrins
/
Carbamates
/
Cockroaches
Limits:
Animals
Country/Region as subject:
Caribbean
/
Cuba
Language:
Spanish
Journal:
Rev. cuba. med. trop
Journal subject:
Tropical Medicine
Year:
2003
Type:
Article
Affiliation country:
Cuba
Institution/Affiliation country:
Instituto de Medicina Tropical Pedro Kourí./CU
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