GASTEROPHILUS EN EQUINOS PDF

Egg laying period of Gasterophilus nasalis and G. ISSN X. The aim of this study was to determine the egg laying period of Gasterophilus nasalis and to examine whether there is a relationship with the climatic conditions of the area. The horses were kept in a pasture without antiparasitic treatment during the study. After each egg count, a sample of eggs was removed for laboratory analysis while the remaining eggs were stained with an aqueous solution of methylene blue in order to distinguish them from those eggs laid during the following two weeks.

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Egg laying period of Gasterophilus nasalis and G. ISSN X. The aim of this study was to determine the egg laying period of Gasterophilus nasalis and to examine whether there is a relationship with the climatic conditions of the area.

The horses were kept in a pasture without antiparasitic treatment during the study. After each egg count, a sample of eggs was removed for laboratory analysis while the remaining eggs were stained with an aqueous solution of methylene blue in order to distinguish them from those eggs laid during the following two weeks.

Climatic data were obtained from a meteorological station close by. The quantity of eggs laid in the intermandibular region of the 10 horses, peaked in mid December eggs and again in mid January eggs. Afterwards, the quantity of eggs laid dropped to every two weeks until the beginning of April and ended completely in May The egg laying period of G. Rainfall negatively influenced the egg laying of the parasite.

In March and April , a consistent increase in the numbers of eggs laid by G. More than eggs were counted in the 10 animals, confirming the presence of G. The moment when G.

It was concluded that in Chile, G. Como citar este artigo.

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Epidemiological observations on Gasterophilus intestinalis and G. nasalis in donkeys from Morocco.

Gastrus Meigen , Although not deadly, due to the usual low larva population that infests the animal, large larva populations can cause health issues to the host. For example, a typical horse can tolerate a hundred larvae withot any effects. In the third larval stage, the larvae have a length that can go from 1. They have a hooked mouthpart that allows them to attached into the gastrointestinal tract of the infected animal and a rounded body that is covered with spines rows, which quantity varies from different species. After this stage, the larva is excreted with the animal feces in the form of a pupa. The adults have a length that can be between 1.

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