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Title:VPLIV PREDPITOVNE REJE, SPOLA IN DRŽAVE IZVORA NA RASTNOST IN KLAVNO KAKOVOST GOVEJIH PITANCEV
Authors:ID Fišer, Robert (Author)
ID Prevolnik Povše, Maja (Mentor) More about this mentor... New window
ID ŠKORJANC, DEJAN (Comentor)
Files:.pdf UNI_Fiser_Robert_2013.pdf (573,31 KB)
MD5: F7DF9ACF12E326C6D0FB84B7DF4C8257
 
Language:Slovenian
Work type:Undergraduate thesis
Organization:FKBV - Faculty of Agriculture and Life Sciences
Abstract:Cilj raziskave je bil analizirati vpliv začetnega rejca (predpitovne reje), spola ter države izvora na rastnost in klavno kakovost pitancev lisaste pasme. V raziskavo smo zajeli 698 živali (bikov in telic), ki so bile vzrejene na preučevani kmetiji in zaklane v obdobju 10 let (2002–2012). Živali so prišle na kmetijo od različnih rejcev iz Slovenije in sosednjih držav (uvoz iz Češke in Madžarske) pri povprečni starosti 97 dni in povprečni telesni masi 150 kg. V primeru slovenskih živali nas je v prvi vrsti zanimal vpliv predpitovne reje oziroma rejca, ki je živali oskrboval do prihoda na našo kmetijo. V ta namen smo živali razdelili v dve skupini glede na sposobnost zauživanja voluminozne krme (dobra in slaba sposobnost). Rezultati niso pokazali razlik v rastnosti in klavni kakovosti med skupinama pri nobeni izmed preučevanih kategorij. Nadalje smo naredili primerjavo bikov in telic v slovenskih razmerah in potrdili že znane ugotovitve o boljši rastnosti in klavni kakovosti bikov. Pri vrednotenju vpliva države izvora smo slovenske bike primerjali z madžarskimi, slovenske telice pa s češkimi. Slovenski biki so v primerjavi z madžarskimi boljše priraščali, bili so manj zamaščeni, v mesnatosti pa se niso razlikovali. Podobno se je izkazalo tudi pri telicah (boljša rastnost slovenskih telic, enaka mesnatost), le da so bile slovenske telice nekoliko bolj zamaščene.
Keywords:goveji pitanci, rastnost, klavna kakovost
Place of publishing:Maribor
Year of publishing:2013
PID:20.500.12556/DKUM-43245 New window
NUK URN:URN:SI:UM:DK:FHTJDQZY
Publication date in DKUM:20.12.2013
Views:2764
Downloads:213
Metadata:XML DC-XML DC-RDF
Categories:FKBV
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Secondary language

Language:English
Title:Effect of pre-fattening rearing, sex and country of origin on growth and carcass quality of cattle
Abstract:The aim of the current study was to analyze the effect of initial breeder (pre-fattening rearing), sex and country of origin on the growth rate and carcass quality of Simmental bulls and heifers. The study comprised 698 animals reared on the selected farm and slaughtered in a period of 10 years (2002-2012). Animals originated from different farms from Slovenia and neighboring countries (import from Czech Republic and Hungary). They were moved to the selected farm at the average age of 97 days and average live weight of 150 kg. In Slovenian animals, we were primarily interested in the effect of initial breeder (that reared the animals before the arrival to the studied farm). Animals (bulls and heifers) were divided into two groups according to the ability to consume voluminous forages (good and weak ability). Results showed no significant effect of pre-fattening period on the overall growth rate and slaughter results. Furthermore, a comparison of bulls and heifers in Slovenian environment was made and confirmed already known findings on better growth and carcass quality of bulls. The effect of country of origin was evaluated by comparing Slovenian bulls with Hungarian and Slovenian heifers with those from Czech Republic. Results showed better growth performance and lower fatness of Slovenian bulls with no differences in conformation. Similar results were obtained for heifers. Slovenian heifers showed better growth, higher fatness and same conformation as compared to Czech heifers.
Keywords:cattle fatteners, growth rate, carcass quality


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