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Abstract

The aim of this study was to determine resistance to the pesticides cypermethrin (pyrethroid) and diazinon (phosphate) in the horn fly (Haematobia irritans) in the state of Tamaulipas, Mexico. A total of 36 farms were evaluated: 11 in the north, 14 in the central and 11 in the southern part of the...

Author(s)
Almazán García, C.; Cantú Covarruvias, A.; Vega Flores, A.; García Vázquez, Z.; Kunz, S.; Medellín Ledezma, A.
Publisher
Revista Veterinaria-Mexico, Facultad de Medicina Veterinaria y Zootecnia, Mexico City, Mexico
Citation
Veterinaria México, 2004, 35, 3, pp 237-244
Abstract

The aim of the work was to study the annual variation of S. calcitrans (L.) adult stage infestation in Aguascalinetes, Mexico. Three dairy farms which maintained Holstein cows in free-pens housing were selected; throughout the study the farmers did not apply insecticide treatment. The dairy farms...

Author(s)
Cruz-Vázquez, C.; Martínez Rangel, S.; Vitela Mendoza, I.; Ramos Parra, M.; Quintero Martínez, M. T.; García Vázquez, Z.
Publisher
Instituto Nacional de Investigaciones Forestales, Agrícolas y Pecuarias (INIFAP), Mexico City, Mexico
Citation
Técnica Pecuaria en México, 2000, 38, 2, pp 135-142
Abstract

60 randomly selected farms in Aguascalientes that kept Holstein cows in free-pen housing systems were visited once a month from May to July 1997. On each farm, 10 milk-producing cows were selected at random and flies were collected from the dorsum, flank and front of the legs for identification. ...

Author(s)
Cruz-Vázquez, C.; Vitela-Mendoza, I.; Ramos-Parra, M.; Quintero-Martínez, M. T.; García-Vázquez, Z.
Citation
Veterinaria México, 1999, 30, 2, pp 205-208
Abstract

The purpose of this work was to study the population dynamics of the horn fly Haematobia irritans in a bovine herd from Soto la Marina in the State of Tamaulipas in Mexico. Horn flies were counted in 12 bovines without pesticide treatment during September 1998 to August 1999. The correlation...

Author(s)
Almazán García, C.; Castillo Salas, S.; Loredo Osti, J.; García Vázquez, Z.
Publisher
Revista Veterinaria-Mexico, Facultad de Medicina Veterinaria y Zootecnia, Mexico City, Mexico
Citation
Veterinaria México, 2001, 32, 2, pp 149-152

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