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Abstract

During 1979-87 a total of 5 797 466 cattle were slaughtered in 14 states of Mexico. 424 000 (7.31%) had livers infected with Fasciola hepatica. The most seriously affected states were Tabasco (18.31%), Guanajuato (12.08%) and Durango (5.07%); those least affected were Nuevo León (0.80%), Guerrero...

Author(s)
Castellanos Hurtado, A. A.; Escutia Sánchez, I.; Quiroz Romero, H.
Citation
Veterinaria México, 1992, 23, pp 339-342
Abstract

In Veracruz State, Mexico, five groups, each of 6 naturally infected cows, received a fasciolicide in March 1989. Five faecal egg counts were carried out at 4-week intervals. At 4 and 8 weeks, only one of 6 cows given triclabendazole (12 mg/kg) was positive, compared with higher numbers of those...

Author(s)
Ibarra Velarde, F.; Vera Montenegro, Y.
Citation
Veterinaria México, 1991, 22, 2, pp 159-163
Abstract

Subpleural lymph nodes were found in more than 4% of 3245 goat lungs during a slaughterhouse survey of respiratory disease. Their frequency varied between flocks from 2% to as much as 27%. They were more common in feral goats than in crossbreds or Angoras. Their numbers were positively associated...

Author(s)
Valero, G.; Alley, M. R.; Manktelow, B. W.
Citation
New Zealand Veterinary Journal, 1993, 41, 2, pp 69-72
Abstract

A survey was conducted during October and November 1989 on the gastrointestinal nematodes found in cattle from production units in different areas of the State of Morelos, Mexico. Sample size was estimated using statistical methods. Faecal samples processed by McMaster and coproculture techniques,...

Author(s)
Campos R., R.; Liebano H., E.; Herrera R. D.; Godinez, G., A.
Citation
Veterinaria México, 1990, 21, 4, pp 415-417
Abstract

To determine the prevalence of Fasciola hepatica in the central part of the State of Guerrero, Mexico, a study was carried out on snails of the genus Lymnaea (collected once a month for a year), bovine livers (inspected throughout the year), and faecal egg counts of cattle. Most snails were...

Author(s)
Suazo, F. M.; Hernandez, E. F.; Soriano, G. F.
Citation
Técnica Pecuaria en México, 1989, 27, 1, pp 41-47
Abstract

Of 50 female H. similis from cattle, 49 had linguiform and one mixed vulvar appendages. Nine vulvar forms were observed among H. similis. Among 166 H. contortus from cattle, 32.5% had linguiform, 56.6% knobbed, 1.2% smooth, and 9.6% mixed form vulvar appendages; there were 9 vulvar morphs. In H....

Author(s)
Mejia-Garcia, R. A.; Diaz-Benitez, A.
Citation
Revista Ibérica de Parasitología, 1987, 47, 4, pp 365-375
Abstract

Author(s)
Osegueda-Berrios, C. A.; Tavizón-García, P.
Citation
Journal of Medical and Applied Malacology, 1989, 1, Suppl., pp 55
Abstract

Author(s)
Lugardo de Jesús, C.
Citation
Veterinaria, Mexico, 1986, 17, 1, pp 55
Abstract

Author(s)
Endeje-Mendoza, S.
Citation
Journal of Medical and Applied Malacology, 1989, 1, Supplement, pp 31-32
Abstract

Author(s)
De la Cruz Robles, E. A.
Citation
Veterinaria, Mexico, 1986, 17, 1, pp 49-50

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