Influence of seasons on Oestrus ovis L. infection in sheep

Seasonal dynamics of Oestrus ovis L. infection in sheep in conditions of Chechen Republic based on monthly dissections of frontal and paranasal sinuses in 394 sheep are studied. During the whole year the adult sheep stock was being infected with gadfly larvae. A significant difference in invasion of...

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Main Author: A. A. Mahauri
Format: Article
Language:Russian
Published: Federal Scientific Centre VIEV 2016-05-01
Series:Российский паразитологический журнал
Subjects:
Online Access:https://vniigis.elpub.ru/jour/article/view/210
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author A. A. Mahauri
author_facet A. A. Mahauri
author_sort A. A. Mahauri
collection DOAJ
description Seasonal dynamics of Oestrus ovis L. infection in sheep in conditions of Chechen Republic based on monthly dissections of frontal and paranasal sinuses in 394 sheep are studied. During the whole year the adult sheep stock was being infected with gadfly larvae. A significant difference in invasion of sheep with Oe. ovis in various months is determined. Two peaks of Oe. ovis infection are defined: June-July and September- October. The maximum infection level (76,0 %) has been reached in July by infection intensity 12,4±0,6 expl./head. The medium infection level (52,58 %) has been reached by infection intensity 7,0±0,37 expl./head. In the winter-spring season the sheep were infected to a lesser degree. The infection intensity was reducing from Mach to May (from 4,9±0,34 up to 2,8±0,18 expl./head) what was caused by development of Oe. ovis larvae in spring time and their pupation. It was found that during the pasture sea- son two generations of Oe. ovis are developed
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spelling doaj.art-a5326b51f3964e098c0c8e56140eb5672025-03-02T09:49:55ZrusFederal Scientific Centre VIEVРоссийский паразитологический журнал1998-84352541-78432016-05-01023436210Influence of seasons on Oestrus ovis L. infection in sheepA. A. Mahauri0Chechen State UniversitySeasonal dynamics of Oestrus ovis L. infection in sheep in conditions of Chechen Republic based on monthly dissections of frontal and paranasal sinuses in 394 sheep are studied. During the whole year the adult sheep stock was being infected with gadfly larvae. A significant difference in invasion of sheep with Oe. ovis in various months is determined. Two peaks of Oe. ovis infection are defined: June-July and September- October. The maximum infection level (76,0 %) has been reached in July by infection intensity 12,4±0,6 expl./head. The medium infection level (52,58 %) has been reached by infection intensity 7,0±0,37 expl./head. In the winter-spring season the sheep were infected to a lesser degree. The infection intensity was reducing from Mach to May (from 4,9±0,34 up to 2,8±0,18 expl./head) what was caused by development of Oe. ovis larvae in spring time and their pupation. It was found that during the pasture sea- son two generations of Oe. ovis are developedhttps://vniigis.elpub.ru/jour/article/view/210sheepoestrus ovislarvaeseasoninfectionchechen republic
spellingShingle A. A. Mahauri
Influence of seasons on Oestrus ovis L. infection in sheep
Российский паразитологический журнал
sheep
oestrus ovis
larvae
season
infection
chechen republic
title Influence of seasons on Oestrus ovis L. infection in sheep
title_full Influence of seasons on Oestrus ovis L. infection in sheep
title_fullStr Influence of seasons on Oestrus ovis L. infection in sheep
title_full_unstemmed Influence of seasons on Oestrus ovis L. infection in sheep
title_short Influence of seasons on Oestrus ovis L. infection in sheep
title_sort influence of seasons on oestrus ovis l infection in sheep
topic sheep
oestrus ovis
larvae
season
infection
chechen republic
url https://vniigis.elpub.ru/jour/article/view/210
work_keys_str_mv AT aamahauri influenceofseasonsonoestrusovislinfectioninsheep