Influence of some factors on the fertility of hybrid sows

The purpose of this study was to establish the influence of the boar and the age category of sows as factors for the fertility of hybrid sows ((Tai Zumu x Landrace) x Large White). The mother is a reliable source of variation on the number of the alive pigs (p<0.05) and the total number of the de...

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Main Authors: Zapryanova Ivelina, Malinova Radka
Format: Article
Language:English
Published: Institute for Animal Husbandry, Belgrade 2018-01-01
Series:Biotechnology in Animal Husbandry
Subjects:
Online Access:https://scindeks-clanci.ceon.rs/data/pdf/1450-9156/2018/1450-91561804387Z.pdf
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author Zapryanova Ivelina
Malinova Radka
author_facet Zapryanova Ivelina
Malinova Radka
author_sort Zapryanova Ivelina
collection DOAJ
description The purpose of this study was to establish the influence of the boar and the age category of sows as factors for the fertility of hybrid sows ((Tai Zumu x Landrace) x Large White). The mother is a reliable source of variation on the number of the alive pigs (p<0.05) and the total number of the delivered ones in a farrow (p<0.01). The difference between the gilts and the sows is significant in the number of the alive and the total number of pigs in a farrow (p<0.05). The total number of delivered pigs from the sows are within the range of 10.6±0.4 to 11.4±1.2, while with the gilts ones they are from 8.9±0.6 to 11±1.8. High positive correlation was established between the live-born pigs and the total number of pigs born by gilts (rp= 0.858 р<0.01), as well as with the next parity (rp= from 0.702 to 0.861, р<0.01). The connection between the stillborn and the total number of born pigs, we reported a moderate and reliable correlation, both with the gilts (rp= 0.381, р<0.01) and the sows (rp = from 0.408 to 0.584, р<0.01)
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spelling doaj.art-188353b584644f5a88b233c83a5599562022-12-21T21:20:50ZengInstitute for Animal Husbandry, BelgradeBiotechnology in Animal Husbandry1450-91562217-71402018-01-013443873941450-91561804387ZInfluence of some factors on the fertility of hybrid sowsZapryanova Ivelina0Malinova Radka1Agricultural University, Plovdiv, BulgariaAgricultural University, Plovdiv, BulgariaThe purpose of this study was to establish the influence of the boar and the age category of sows as factors for the fertility of hybrid sows ((Tai Zumu x Landrace) x Large White). The mother is a reliable source of variation on the number of the alive pigs (p<0.05) and the total number of the delivered ones in a farrow (p<0.01). The difference between the gilts and the sows is significant in the number of the alive and the total number of pigs in a farrow (p<0.05). The total number of delivered pigs from the sows are within the range of 10.6±0.4 to 11.4±1.2, while with the gilts ones they are from 8.9±0.6 to 11±1.8. High positive correlation was established between the live-born pigs and the total number of pigs born by gilts (rp= 0.858 р<0.01), as well as with the next parity (rp= from 0.702 to 0.861, р<0.01). The connection between the stillborn and the total number of born pigs, we reported a moderate and reliable correlation, both with the gilts (rp= 0.381, р<0.01) and the sows (rp = from 0.408 to 0.584, р<0.01)https://scindeks-clanci.ceon.rs/data/pdf/1450-9156/2018/1450-91561804387Z.pdflitter sizealive and stillborn pigletscorrelationreproductionprolificacygiltssows
spellingShingle Zapryanova Ivelina
Malinova Radka
Influence of some factors on the fertility of hybrid sows
Biotechnology in Animal Husbandry
litter size
alive and stillborn piglets
correlation
reproduction
prolificacy
gilts
sows
title Influence of some factors on the fertility of hybrid sows
title_full Influence of some factors on the fertility of hybrid sows
title_fullStr Influence of some factors on the fertility of hybrid sows
title_full_unstemmed Influence of some factors on the fertility of hybrid sows
title_short Influence of some factors on the fertility of hybrid sows
title_sort influence of some factors on the fertility of hybrid sows
topic litter size
alive and stillborn piglets
correlation
reproduction
prolificacy
gilts
sows
url https://scindeks-clanci.ceon.rs/data/pdf/1450-9156/2018/1450-91561804387Z.pdf
work_keys_str_mv AT zapryanovaivelina influenceofsomefactorsonthefertilityofhybridsows
AT malinovaradka influenceofsomefactorsonthefertilityofhybridsows