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AbstractFull Text

The objective of the present study was to determine the prevalence of linguatulosis in bovine viscera in a slaughterhouse in Curicó, VII Region, Chile. The macroscopic examination of the liver, lungs, heart and the mediastinal, mesenteric and hepatic lymph nodes of 269 cattle was performed. In...

Author(s)
Ramos G., J. J.; Morales M., P.; Carmona H., H.; Silva G., A.
Publisher
Universidad Nacional Mayor de San Marcos, Lima, Peru
Citation
Revista de Investigaciones Veterinarias del Perú (RIVEP), 2019, 30, 2, pp 856-863
Abstract

Nematodirus helvetianus May 1920 (Nematoda: Molineidae) is a parasitic nematode from the small intestine of several species of ruminants in temperate climates around the world and is being recognized as the most pathogenic species of the genus in cattle. Finding of the nematodes was made by...

Author(s)
Hidalgo Zúñiga, A.; Valenzuela Jaramillo, G.; Fonseca-Salamanca, F.; Oberg Aravena, C.
Publisher
Asociación Peruana de Helmintología e Invertebrados Afines (APHIA), Lima, Peru
Citation
Neotropical Helminthology, 2017, 11, 1, pp 17-23
Abstract

The anthelmintic resistance of bovine nematodes against ivermectin was determined in 2 farms in southern Chile. A total of 14 and 22 bovines aged 7-8 months from farms 1 (near Purranque) and 2 (near San Pablo), respectively, were treated with 0.2-ml/kg ivermectin. Faecal samples were obtained from...

Author(s)
Sievers, G.; Alocilla, A.
Publisher
Facultad de Ciencias Veterinarias, Universidad Austral de Chile, Valdivia, Chile
Citation
Archivos de Medicina Veterinaria, 2007, 39, 1, pp 67-69
Abstract

The purpose of this study is to evaluate whether Plantago lanceolata (narrow leaf plantain), as a supplemental forage, reduces the egg output of gastrointestinal nematodes in calves. The trial was conducted on a farm in the 10th Region, Chile. Two groups of 15 calves weighing 171.4±19.8 kg grazed...

Author(s)
Sievers, G.; Nannig, S.
Publisher
Facultad de Ciencias Veterinarias, Universidad Austral de Chile, Valdivia, Chile
Citation
Archivos de Medicina Veterinaria, 2006, 38, 3, pp 233-238
Abstract

Naturally infected cattle from a farm in Chile were divided into control (placebo) and experimental (3 types of ivermectin and 1 each of moxidectin, abamectin and doramectin, each at 0.2 mg/kg) groups for the treatment of Ostertagia ostertagi, Trichostrongylus and Cooperia spp. infections. Faecal...

Author(s)
Sievers, G.; Fuentealba, C.
Publisher
Facultad de Ciencias Veterinarias, Universidad Austral de Chile, Valdivia, Chile
Citation
Archivos de Medicina Veterinaria, 2003, 35, 1, pp 81-88
Abstract

A checklist of the parasites (nematodes, platyhelminths, arthropods and protozoa) recorded from horses, cattle, sheep, goats, llamas and alpacas, pigs, dogs, cats, rabbits, chickens and pigeons in Chile is presented.

Author(s)
Alcaino, H.; Gorman, T.
Citation
Parasitología al Día, 1999, 23, 1/2, pp 33-41
Abstract

A study was undertaken to determine which section (upper or lower) of grass is preferred by infective larvae (L3) of Trichostrongylidae of cattle and whether the larvae show a diurnal vertical migration pattern on the grass. Weekly grass samples were taken from a 0.6 ha pasture with calves, from a...

Author(s)
Sievers, G.; Quintana, I.; Cortese, F.; Ernst, S.
Citation
Archivos de Medicina Veterinaria, 1998, 30, 1, pp 47-54
Abstract

The study was carried out between October 1992 and March 1993 in 20 Holstein Friesian calves, with an initial mean body weight of 133 kg, which had acquired a normal parasitosis after a month of grazing. Helminth eggs in faeces were counted on 19 occasions. Body weight of the calves was recorded on ...

Author(s)
Sievers, G.; Cárdenas, M.; Quintana, I.
Citation
Archivos de Medicina Veterinaria, 1995, 27, 2, pp 105-110
Abstract

The trial was carried out in a dairy farm in Valdivia, southern Chile, from April to July 1989. Of 40 grazing heifers weighing around 248 kg 10 were injected s.c. with 7.5 mg/kg levamisole, 10 received 7.5 mg/kg spot-on levamisole, 10 were drenched with 8 mg/kg, and 10 were untreated controls....

Author(s)
Sievers, G.; Guzmán, O.
Citation
Archivos de Medicina Veterinaria, 1991, 23, 1, pp 41-48
Abstract

In Chile, weight gain was measured in 36 healthy 2-month-old calves, divided into 3 groups of 12 animals (6 male and 6 female) and treated as follows: Group 1 was given 7.5 mg/kg febantel, 30 days after start of grazing, Group 2 was given 7.5 mg/kg febantel 30 and 180 days after start of grazing...

Author(s)
Gonzalez, H.; Plaza, J.; Rodriguez, P.; Toto, P.
Citation
Veterinary Medical Review, 1985, No.1, pp 59-66

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