Stepić, Stefan

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  • Stepić, Stefan (2)
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Author's Bibliography

The influence of rearing system and age on the phenotypic correlation of the physical properties of eggs of Banat naked neck layers

Stepić, Jelena; Đermanović, Vladan; Popović, Zoran; Stepić, Stefan; Petričević, Veselin; Petrović, Aleksandra; Rakonjac, Simeon

(Faculty of Agronomy Čačak, 2023-12)

TY  - JOUR
AU  - Stepić, Jelena
AU  - Đermanović, Vladan
AU  - Popović, Zoran
AU  - Stepić, Stefan
AU  - Petričević, Veselin
AU  - Petrović, Aleksandra
AU  - Rakonjac, Simeon
PY  - 2023-12
UR  - http://r.istocar.bg.ac.rs/handle/123456789/975
AB  - The aim of the study was to examine the influence of the rearing system and age on the phenotypic correlation of the physical
properties of the eggs of the Banat naked neck layers. In both examined systems (extensive and semi-intensive system) there
were 50 Banat naked neck layers each. The egg properties were examined at three evenly distributed time intervals (40, 45 and
50 weeks of age) in the period from May to July. In order to determine the external properties of egg quality, three basic measures
were observed: egg weight, egg length and egg width. Based on the measured length and width of the eggs, the egg shape index
was calculated, and subsequently the volume and surface area of the eggs were determined. For each examined factor, the
correlation between the mentioned characteristics was determined. The obtained results showed a significant effect of the
rearing system on all examined egg properties (Р < 0.05), while the influence of age as well as the interaction of the two examined
factors had no significant effect. The highest correlation among all investigated factors was found between surface area and egg
volume.
PB  - Faculty of Agronomy Čačak
T2  - Acta Agriculturae Serbica
T1  - The influence of rearing system and age on the phenotypic correlation of the physical properties of eggs of Banat naked neck layers
VL  - 28
IS  - 56
SP  - 125
EP  - 130
DO  - 10.5937/AASer2356125S
ER  - 
@article{
author = "Stepić, Jelena and Đermanović, Vladan and Popović, Zoran and Stepić, Stefan and Petričević, Veselin and Petrović, Aleksandra and Rakonjac, Simeon",
year = "2023-12",
abstract = "The aim of the study was to examine the influence of the rearing system and age on the phenotypic correlation of the physical
properties of the eggs of the Banat naked neck layers. In both examined systems (extensive and semi-intensive system) there
were 50 Banat naked neck layers each. The egg properties were examined at three evenly distributed time intervals (40, 45 and
50 weeks of age) in the period from May to July. In order to determine the external properties of egg quality, three basic measures
were observed: egg weight, egg length and egg width. Based on the measured length and width of the eggs, the egg shape index
was calculated, and subsequently the volume and surface area of the eggs were determined. For each examined factor, the
correlation between the mentioned characteristics was determined. The obtained results showed a significant effect of the
rearing system on all examined egg properties (Р < 0.05), while the influence of age as well as the interaction of the two examined
factors had no significant effect. The highest correlation among all investigated factors was found between surface area and egg
volume.",
publisher = "Faculty of Agronomy Čačak",
journal = "Acta Agriculturae Serbica",
title = "The influence of rearing system and age on the phenotypic correlation of the physical properties of eggs of Banat naked neck layers",
volume = "28",
number = "56",
pages = "125-130",
doi = "10.5937/AASer2356125S"
}
Stepić, J., Đermanović, V., Popović, Z., Stepić, S., Petričević, V., Petrović, A.,& Rakonjac, S.. (2023-12). The influence of rearing system and age on the phenotypic correlation of the physical properties of eggs of Banat naked neck layers. in Acta Agriculturae Serbica
Faculty of Agronomy Čačak., 28(56), 125-130.
https://doi.org/10.5937/AASer2356125S
Stepić J, Đermanović V, Popović Z, Stepić S, Petričević V, Petrović A, Rakonjac S. The influence of rearing system and age on the phenotypic correlation of the physical properties of eggs of Banat naked neck layers. in Acta Agriculturae Serbica. 2023;28(56):125-130.
doi:10.5937/AASer2356125S .
Stepić, Jelena, Đermanović, Vladan, Popović, Zoran, Stepić, Stefan, Petričević, Veselin, Petrović, Aleksandra, Rakonjac, Simeon, "The influence of rearing system and age on the phenotypic correlation of the physical properties of eggs of Banat naked neck layers" in Acta Agriculturae Serbica, 28, no. 56 (2023-12):125-130,
https://doi.org/10.5937/AASer2356125S . .

Uticaj fizičke aktivnosti na histološke karakteristike mišića domaćih životinja

Božičković, Ivana; Davidović, Vesna; Savić, Radomir; Živković, Vladimir; Stepić, Stefan; Đermanović, Vladan

(Univerzitet u Kragujevcu, Agronomski fakultet, Čačak, 2021-03-12)

TY  - CONF
AU  - Božičković, Ivana
AU  - Davidović, Vesna
AU  - Savić, Radomir
AU  - Živković, Vladimir
AU  - Stepić, Stefan
AU  - Đermanović, Vladan
PY  - 2021-03-12
UR  - http://r.istocar.bg.ac.rs/handle/123456789/765
AB  - Meso je proizvod koji nastaje kroz različite biohemijske procese nakon
rigor mortis-a od skeletnih mišića životinje. Zbog toga karakteristike mišićnog
tkiva, njegova struktura, broj, prečnik i zastupljenost pojedinih tipova mišićnih
vlakana u velikoj meri određuju količinu i kvalitet mesa. Kako su selekcijom i
ishranom gotovo dostignuti maksimumi u proizvodnji mesa sa jedne strane, a sve
su veći zahtevi potrošača za “ekološkim” i proizvodima iz održive proizvodnje, uz
poštovanje principa dobrobiti životinja sa druge strane, ispitivanje uticaja fizičke
aktivnosti kod životinja dobija sve veći značaj, pri čemu se pod tom aktivnošću
podrazumeva ili slobodno kretanje životinja (na pašnjacima) ili poluslobodni
sistemi držanja različitog stepena intezivnosti. Takođe, ovaj faktor mogao bi biti
od značaja posebno kod svinja i živine, kod kojih je intenzivnom selekcijom na
mesnatost povećan broj glikolitičkih vlakana u mišićima, što je uslovilo i probleme
sa kvalitetom mesa (bledo, meko i vodnjikavo meso - BMV meso).
PB  - Univerzitet u Kragujevcu, Agronomski fakultet, Čačak
C3  - Zbornik radova XXVI Savetovanje o Biotehnologiji, Univerzitet u Kragujevcu, Agronomski fakultet, ČačakZbornik radova XXVI Savetovanje o Biotehnologiji, Univerzitet u Kragujevcu, Agronomski fakultet, Čačak, 12.-13. Mart 2021.
T1  - Uticaj fizičke aktivnosti na histološke karakteristike mišića domaćih životinja
SP  - 189
EP  - 197
DO  - 10.46793/SBT26.189B
ER  - 
@conference{
author = "Božičković, Ivana and Davidović, Vesna and Savić, Radomir and Živković, Vladimir and Stepić, Stefan and Đermanović, Vladan",
year = "2021-03-12",
abstract = "Meso je proizvod koji nastaje kroz različite biohemijske procese nakon
rigor mortis-a od skeletnih mišića životinje. Zbog toga karakteristike mišićnog
tkiva, njegova struktura, broj, prečnik i zastupljenost pojedinih tipova mišićnih
vlakana u velikoj meri određuju količinu i kvalitet mesa. Kako su selekcijom i
ishranom gotovo dostignuti maksimumi u proizvodnji mesa sa jedne strane, a sve
su veći zahtevi potrošača za “ekološkim” i proizvodima iz održive proizvodnje, uz
poštovanje principa dobrobiti životinja sa druge strane, ispitivanje uticaja fizičke
aktivnosti kod životinja dobija sve veći značaj, pri čemu se pod tom aktivnošću
podrazumeva ili slobodno kretanje životinja (na pašnjacima) ili poluslobodni
sistemi držanja različitog stepena intezivnosti. Takođe, ovaj faktor mogao bi biti
od značaja posebno kod svinja i živine, kod kojih je intenzivnom selekcijom na
mesnatost povećan broj glikolitičkih vlakana u mišićima, što je uslovilo i probleme
sa kvalitetom mesa (bledo, meko i vodnjikavo meso - BMV meso).",
publisher = "Univerzitet u Kragujevcu, Agronomski fakultet, Čačak",
journal = "Zbornik radova XXVI Savetovanje o Biotehnologiji, Univerzitet u Kragujevcu, Agronomski fakultet, ČačakZbornik radova XXVI Savetovanje o Biotehnologiji, Univerzitet u Kragujevcu, Agronomski fakultet, Čačak, 12.-13. Mart 2021.",
title = "Uticaj fizičke aktivnosti na histološke karakteristike mišića domaćih životinja",
pages = "189-197",
doi = "10.46793/SBT26.189B"
}
Božičković, I., Davidović, V., Savić, R., Živković, V., Stepić, S.,& Đermanović, V.. (2021-03-12). Uticaj fizičke aktivnosti na histološke karakteristike mišića domaćih životinja. in Zbornik radova XXVI Savetovanje o Biotehnologiji, Univerzitet u Kragujevcu, Agronomski fakultet, ČačakZbornik radova XXVI Savetovanje o Biotehnologiji, Univerzitet u Kragujevcu, Agronomski fakultet, Čačak, 12.-13. Mart 2021.
Univerzitet u Kragujevcu, Agronomski fakultet, Čačak., 189-197.
https://doi.org/10.46793/SBT26.189B
Božičković I, Davidović V, Savić R, Živković V, Stepić S, Đermanović V. Uticaj fizičke aktivnosti na histološke karakteristike mišića domaćih životinja. in Zbornik radova XXVI Savetovanje o Biotehnologiji, Univerzitet u Kragujevcu, Agronomski fakultet, ČačakZbornik radova XXVI Savetovanje o Biotehnologiji, Univerzitet u Kragujevcu, Agronomski fakultet, Čačak, 12.-13. Mart 2021.. 2021;:189-197.
doi:10.46793/SBT26.189B .
Božičković, Ivana, Davidović, Vesna, Savić, Radomir, Živković, Vladimir, Stepić, Stefan, Đermanović, Vladan, "Uticaj fizičke aktivnosti na histološke karakteristike mišića domaćih životinja" in Zbornik radova XXVI Savetovanje o Biotehnologiji, Univerzitet u Kragujevcu, Agronomski fakultet, ČačakZbornik radova XXVI Savetovanje o Biotehnologiji, Univerzitet u Kragujevcu, Agronomski fakultet, Čačak, 12.-13. Mart 2021. (2021-03-12):189-197,
https://doi.org/10.46793/SBT26.189B . .