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Analýza reprodukčních vlastností plemene valaška

The aim of this diploma thesis is to evaluate the level of reproductive performance of Wallachian sheep. There were used data from the original kennel evidence and from the performance cracking. It is focused on fertilization, reproduction intensity, fertility and rearing lambs. Fertilization of Wallachian sheep was in between 89,5 99,4 percent. Reproduction was in between 141,4 158,1 percent. Level of rearing was in between 108,1 139,6 percent. There were born 972 lambs in years 2012 2016. The most lambs were born in the year 2016, it was 265 lambs. It is because there were the most ewes in the herd in the reporting period. There were born one lambs, twins and triplets. The most frequent were twins at a ratio of 49,9 percent. The less frequent were triplets at a ratio of 4,7 percent. Number of lambs does not depend on the age of ewes. The number of lambs in a the litter did not differ by lines.

Identiferoai:union.ndltd.org:nusl.cz/oai:invenio.nusl.cz:375781
Date January 2018
CreatorsVRŠECKÁ, Lucie
Source SetsCzech ETDs
LanguageCzech
Detected LanguageEnglish
Typeinfo:eu-repo/semantics/masterThesis
Rightsinfo:eu-repo/semantics/restrictedAccess

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