Vorkapić, M.

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  • Vorkapić, M. (2)
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Author's Bibliography

Nutrition as factor of improvement of production of sheep milk on the territory of Stara Planina mountain

Ružić-Muslić, Dragana; Petrović, Milan M.; Petrović, Milan P.; Nešić, Zorica; Marinkov, Gordana; Vorkapić, M.

(Institute for Animal Husbandry, Belgrade, 2006)

TY  - JOUR
AU  - Ružić-Muslić, Dragana
AU  - Petrović, Milan M.
AU  - Petrović, Milan P.
AU  - Nešić, Zorica
AU  - Marinkov, Gordana
AU  - Vorkapić, M.
PY  - 2006
UR  - http://r.istocar.bg.ac.rs/handle/123456789/96
AB  - Investigation was carried out on the territory of Stara Planina mountain, Pirot mnucipality, in villages: Dojkinci, Brlog, Jelovica, Visočka Ržana and Rsovci, from 700-1200 m above sea level, on farms with greater number of sheep (over 100 heads) which in regard to the breeds structure were mainly Pirot pramenka breed, and insignificant number of heads were crosses of Pirot Pramenka and Württemberg. Research included analysis of pasture from the aspect of floristic and chemical composition. In regard to botanical composition it was concluded that grasses were present with approx. 50%, leguminous plants with 15% , and herbaceous plants with 35%. Share of crude protein in investigated samples varied from 4,81 to 13,57%, and of crude fibre from 20,67 to 37,17%. Yield of forage on pastures was from 0,6 to 2,0 t/ha. Low yield as well as unsatisfactory floristic composition of pastures resulted from poor care, especially lack of fertilization and their unplanned and inefficient use which was reflected on milk yield of sheep, in lactation of 180 days it was from 69,16-70,40 kg. Improvement of botanical composition can be achieved by application of fertilizers since in this way the share of useful grasses (Poaceae) and leguminous plants (Fabaceae) is increased, and share of herbaceous plants in total mass of pasture is reduced, which represents one of our goals in research on the Pirot territory of Stara Planina mountain. In order to preserve the quality and phytodiversity of plant species we suggested as optimal way of pasture utilization, combination of pasture and cutting system. In winter nutrition period, on investigated locations, introduction of haylage in nutrition of sheep used for production of milk is recommended, because of its higher nutritive value compared to hay.
AB  - U radu je analizirano sadašnje stanje u proizvodnji ovčijeg mleka (sa aspekta proizvodnje stočne hrane i ishrane) na području pirotskog dela Stare planine. Rezultati ispitivanja su pokazali da je postojeći sistem proizvodnje ekstenzivan i nezadovoljavajući obzirom na agrarno-geografski potencijal. U cilju prevazilaženja takvog stanja, naše aktivnosti su bile usmerene na uvođenje novih tehnoloških postupaka u ishrani ovaca kao što su: promena florističkog sastava pašnjaka pod uticajem đubrenja, planska eksploatacija pašnjaka i korišćenje senaže u ishrani ovaca za proizvodnju mleka.
PB  - Institute for Animal Husbandry, Belgrade
T2  - Biotechnology in Animal Husbandry
T1  - Nutrition as factor of improvement of production of sheep milk on the territory of Stara Planina mountain
T1  - Ishrana kao faktor unapređenja proizvodnje ovčijeg mleka na području Stare planine
VL  - 22
IS  - 5-6
SP  - 55
EP  - 62
DO  - 10.2298/BAH0606055R
ER  - 
@article{
author = "Ružić-Muslić, Dragana and Petrović, Milan M. and Petrović, Milan P. and Nešić, Zorica and Marinkov, Gordana and Vorkapić, M.",
year = "2006",
abstract = "Investigation was carried out on the territory of Stara Planina mountain, Pirot mnucipality, in villages: Dojkinci, Brlog, Jelovica, Visočka Ržana and Rsovci, from 700-1200 m above sea level, on farms with greater number of sheep (over 100 heads) which in regard to the breeds structure were mainly Pirot pramenka breed, and insignificant number of heads were crosses of Pirot Pramenka and Württemberg. Research included analysis of pasture from the aspect of floristic and chemical composition. In regard to botanical composition it was concluded that grasses were present with approx. 50%, leguminous plants with 15% , and herbaceous plants with 35%. Share of crude protein in investigated samples varied from 4,81 to 13,57%, and of crude fibre from 20,67 to 37,17%. Yield of forage on pastures was from 0,6 to 2,0 t/ha. Low yield as well as unsatisfactory floristic composition of pastures resulted from poor care, especially lack of fertilization and their unplanned and inefficient use which was reflected on milk yield of sheep, in lactation of 180 days it was from 69,16-70,40 kg. Improvement of botanical composition can be achieved by application of fertilizers since in this way the share of useful grasses (Poaceae) and leguminous plants (Fabaceae) is increased, and share of herbaceous plants in total mass of pasture is reduced, which represents one of our goals in research on the Pirot territory of Stara Planina mountain. In order to preserve the quality and phytodiversity of plant species we suggested as optimal way of pasture utilization, combination of pasture and cutting system. In winter nutrition period, on investigated locations, introduction of haylage in nutrition of sheep used for production of milk is recommended, because of its higher nutritive value compared to hay., U radu je analizirano sadašnje stanje u proizvodnji ovčijeg mleka (sa aspekta proizvodnje stočne hrane i ishrane) na području pirotskog dela Stare planine. Rezultati ispitivanja su pokazali da je postojeći sistem proizvodnje ekstenzivan i nezadovoljavajući obzirom na agrarno-geografski potencijal. U cilju prevazilaženja takvog stanja, naše aktivnosti su bile usmerene na uvođenje novih tehnoloških postupaka u ishrani ovaca kao što su: promena florističkog sastava pašnjaka pod uticajem đubrenja, planska eksploatacija pašnjaka i korišćenje senaže u ishrani ovaca za proizvodnju mleka.",
publisher = "Institute for Animal Husbandry, Belgrade",
journal = "Biotechnology in Animal Husbandry",
title = "Nutrition as factor of improvement of production of sheep milk on the territory of Stara Planina mountain, Ishrana kao faktor unapređenja proizvodnje ovčijeg mleka na području Stare planine",
volume = "22",
number = "5-6",
pages = "55-62",
doi = "10.2298/BAH0606055R"
}
Ružić-Muslić, D., Petrović, M. M., Petrović, M. P., Nešić, Z., Marinkov, G.,& Vorkapić, M.. (2006). Nutrition as factor of improvement of production of sheep milk on the territory of Stara Planina mountain. in Biotechnology in Animal Husbandry
Institute for Animal Husbandry, Belgrade., 22(5-6), 55-62.
https://doi.org/10.2298/BAH0606055R
Ružić-Muslić D, Petrović MM, Petrović MP, Nešić Z, Marinkov G, Vorkapić M. Nutrition as factor of improvement of production of sheep milk on the territory of Stara Planina mountain. in Biotechnology in Animal Husbandry. 2006;22(5-6):55-62.
doi:10.2298/BAH0606055R .
Ružić-Muslić, Dragana, Petrović, Milan M., Petrović, Milan P., Nešić, Zorica, Marinkov, Gordana, Vorkapić, M., "Nutrition as factor of improvement of production of sheep milk on the territory of Stara Planina mountain" in Biotechnology in Animal Husbandry, 22, no. 5-6 (2006):55-62,
https://doi.org/10.2298/BAH0606055R . .
3

Testing of new cultivars of perennial grasses in year of sowing

Tomić, Zorica; Nešić, Zorica; Krnjaja, Vesna; Žujović, Miroslav; Vorkapić, M.

(Institute for Animal Husbandry, Belgrade, 2006)

TY  - JOUR
AU  - Tomić, Zorica
AU  - Nešić, Zorica
AU  - Krnjaja, Vesna
AU  - Žujović, Miroslav
AU  - Vorkapić, M.
PY  - 2006
UR  - http://r.istocar.bg.ac.rs/handle/123456789/94
AB  - Testing of new cultivars of perennial grasses cocksfoot (Dactylis glomerata L.), meadow fescue (Festuca pratensis L.) and tall fescue (Festuca arundinacea Huds.) was carried out on experimental field of the Institute for Animal Husbandry in year 2005. Trial was set according to random block system, on 10m2, soil type carbonate chernozem. Climatic conditions in year of sowing were at the level of average values for several years for daily temperature, 12,40C compared to 12,10C, and for precipitation difference was even greater 831,6mm compared to average calculated for several years of 645,2mm. Main morphological and phenological traits of plants were investigated, plant growth, height at 1st cut, plant regeneration after 10 days, as well as production of green mass and dry matter. All five cocksfoot cultivars had considerably higher yields per cuts, total (2,12-2,69 t ha-1). Two cultivars of meadow fescue showed no significant difference in yield of dry matter (1,84-2,03 t ha-1), whereas cultivars of tall fescue differed highly significantly in this regard (1,84-1,62 t ha-1). Also, main parameters of plant quality, organic matter, content of crude protein, crude fibre and crude fat in the 2nd cut were determined. Investigated cultivars of cocksfoot and tall fescue differed significantly, whereas cultivars of meadow fescue were very similar. Obtained results were processed using variation statistical methods and mean values were tested using LSD test.
AB  - Testiranje novih sorti višegodišnjih trava ježevice (Dactylis glomerata L.), livadskog vijuka (Festuca pratensis L.) i visokog vijuka (Festuca arundinacea Huds.) obavljeno je setvom na oglednom polju Instituta za stočarstvo 2005 godine. Ogled je postavljen po slučajnom blok rasporedu, na 5 m2, na zemljištu tipa slabo-karbonatni černozem. Klimatski uslovi u godini setve bili su na nivou višegodišnjeg proseka za srednju dnevnu temperaturu 12,40C, dok je suma godišnjih padavina iznosila 831,6mm što je znatno više od višegodišnjeg proseka za 186 mm. Ispitivane su osnovne morfološke i fenološke osobine biljaka: porast biljaka, visina pri prvom otkosu, regeneracija biljaka 10 dana nakon kosidbe, kao i produkcija zelene i suve materije. Svih 5 sorti ježevice imaju visoko značajne prinose po otkosima, ukupno (2,12-2,69 t ha-1). Dve sorte livadskog vijuka se ne razlikuju značajno u prinosu suve materije (1,84-2,03 t ha-1), dok se sorte visokog vijuka vrlo značajno razlikuju (1,84-1,62 t ha-1). Takođe su utvrđeni osnovni parametri kvaliteta biljaka: organska materija, sadržaj sirovih proteina, sirova celuloza i sirove masti u II otkosu. Ispitivane sorte ježevice i visokog vijuka su se vrlo značajno razlikovale, dok su sorte livadskog vijuka bile vrlo ujednačene. Dobijeni rezultati obrađeni su analizom varijanse, a testiranja srednjih vrednosti obavljena LSD testom.
PB  - Institute for Animal Husbandry, Belgrade
T2  - Biotechnology in Animal Husbandry
T1  - Testing of new cultivars of perennial grasses in year of sowing
T1  - Testiranje novih sorti višegodišnjih trava u godini setve
VL  - 22
IS  - 5-6
SP  - 81
EP  - 88
DO  - 10.2298/BAH0606081T
ER  - 
@article{
author = "Tomić, Zorica and Nešić, Zorica and Krnjaja, Vesna and Žujović, Miroslav and Vorkapić, M.",
year = "2006",
abstract = "Testing of new cultivars of perennial grasses cocksfoot (Dactylis glomerata L.), meadow fescue (Festuca pratensis L.) and tall fescue (Festuca arundinacea Huds.) was carried out on experimental field of the Institute for Animal Husbandry in year 2005. Trial was set according to random block system, on 10m2, soil type carbonate chernozem. Climatic conditions in year of sowing were at the level of average values for several years for daily temperature, 12,40C compared to 12,10C, and for precipitation difference was even greater 831,6mm compared to average calculated for several years of 645,2mm. Main morphological and phenological traits of plants were investigated, plant growth, height at 1st cut, plant regeneration after 10 days, as well as production of green mass and dry matter. All five cocksfoot cultivars had considerably higher yields per cuts, total (2,12-2,69 t ha-1). Two cultivars of meadow fescue showed no significant difference in yield of dry matter (1,84-2,03 t ha-1), whereas cultivars of tall fescue differed highly significantly in this regard (1,84-1,62 t ha-1). Also, main parameters of plant quality, organic matter, content of crude protein, crude fibre and crude fat in the 2nd cut were determined. Investigated cultivars of cocksfoot and tall fescue differed significantly, whereas cultivars of meadow fescue were very similar. Obtained results were processed using variation statistical methods and mean values were tested using LSD test., Testiranje novih sorti višegodišnjih trava ježevice (Dactylis glomerata L.), livadskog vijuka (Festuca pratensis L.) i visokog vijuka (Festuca arundinacea Huds.) obavljeno je setvom na oglednom polju Instituta za stočarstvo 2005 godine. Ogled je postavljen po slučajnom blok rasporedu, na 5 m2, na zemljištu tipa slabo-karbonatni černozem. Klimatski uslovi u godini setve bili su na nivou višegodišnjeg proseka za srednju dnevnu temperaturu 12,40C, dok je suma godišnjih padavina iznosila 831,6mm što je znatno više od višegodišnjeg proseka za 186 mm. Ispitivane su osnovne morfološke i fenološke osobine biljaka: porast biljaka, visina pri prvom otkosu, regeneracija biljaka 10 dana nakon kosidbe, kao i produkcija zelene i suve materije. Svih 5 sorti ježevice imaju visoko značajne prinose po otkosima, ukupno (2,12-2,69 t ha-1). Dve sorte livadskog vijuka se ne razlikuju značajno u prinosu suve materije (1,84-2,03 t ha-1), dok se sorte visokog vijuka vrlo značajno razlikuju (1,84-1,62 t ha-1). Takođe su utvrđeni osnovni parametri kvaliteta biljaka: organska materija, sadržaj sirovih proteina, sirova celuloza i sirove masti u II otkosu. Ispitivane sorte ježevice i visokog vijuka su se vrlo značajno razlikovale, dok su sorte livadskog vijuka bile vrlo ujednačene. Dobijeni rezultati obrađeni su analizom varijanse, a testiranja srednjih vrednosti obavljena LSD testom.",
publisher = "Institute for Animal Husbandry, Belgrade",
journal = "Biotechnology in Animal Husbandry",
title = "Testing of new cultivars of perennial grasses in year of sowing, Testiranje novih sorti višegodišnjih trava u godini setve",
volume = "22",
number = "5-6",
pages = "81-88",
doi = "10.2298/BAH0606081T"
}
Tomić, Z., Nešić, Z., Krnjaja, V., Žujović, M.,& Vorkapić, M.. (2006). Testing of new cultivars of perennial grasses in year of sowing. in Biotechnology in Animal Husbandry
Institute for Animal Husbandry, Belgrade., 22(5-6), 81-88.
https://doi.org/10.2298/BAH0606081T
Tomić Z, Nešić Z, Krnjaja V, Žujović M, Vorkapić M. Testing of new cultivars of perennial grasses in year of sowing. in Biotechnology in Animal Husbandry. 2006;22(5-6):81-88.
doi:10.2298/BAH0606081T .
Tomić, Zorica, Nešić, Zorica, Krnjaja, Vesna, Žujović, Miroslav, Vorkapić, M., "Testing of new cultivars of perennial grasses in year of sowing" in Biotechnology in Animal Husbandry, 22, no. 5-6 (2006):81-88,
https://doi.org/10.2298/BAH0606081T . .