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Seasonal variations in enzyme activity in Ovies aries seminal plasma
(Book of abstracts of National Scientific conference "75 years Institute of Neurobilogy" 15-16.december, Sofia, Bulgaria, 12-2022)
Sheep (Ovies aries) are mainly seasonal polycyclic animals. Sperm production is influenced by many factors, including daylight length, climate temperature, humidity, and melatonin secretion, with females becoming fertile ...
PULMONARY STRONGYILIDOSIS OT SMALL RUMINANTS IN SERBIA.
(SCIENTIFIC WORKS SERIES C VETERTNARY MEDICINE, 2020)
In pasture breed condition helminth infection are common especially during late spring and autumn months. Research of goats and sheep parasites was made systematically last 10 years in Serbia. Most of the research related ...
Effect of mating method, sex and birth type on growth of lambs / Uticaj metoda oplodnje genotipa, pola i tipa rođenja na porast jagnjadi
(Institute for Animal Husbandry, Belgrade, 2013)
Estrus synchronization methods was use to control the reproductive traits of sheep, as well as bringing more females at the same stage of estrus and ovulation. According to the points mentioned above, the aim of the present ...
Occurrence of Giardia Sp. in ruminants in Serbia
(The Balkans Scientific Center of the Russian Academy of Natural Sciences Belgrade, 06-2022)
Giardia spp. are flagellates that are found in the intestinal tract of humans and
other mammals, birds and amphibians. Infections with giardia have been
reported widely in livestock and companion animals in different ...
Genetic improvement of fertility in sheep by selection according to physiological parameters / Genetsko poboljšanje plodnosti ovaca selekcijom po fiziološkim kvantitativnim parametrima
(Institute for Animal Husbandry, Belgrade, 2007)
In this paper, fertility parameters of sheep are discussed and principles analyzed in order to obtain the optimal methods for their evaluation. Mathematical procedures for evaluation of genetic and phenotypic parameters ...
Gastrointestinal helminths of small ruminants in Serbia
(The Balkans Scientific Center of the Russian Academy of Natural Sciences Belgrade, 29-06-2023)
During study of gastrointestinal helminths of small ruminants in Serbia, performed from
2010 to 2020 we collected fecal samples from 470 herds in various part of Serbia.
Samples were colected at monthly intervals and we ...
The content of calcium, phosphorus and magnesium in the blood serum of sheep depending on the season and physiological state / Sadržaj kalcijuma, fosfora i magnezijuma u krvnom serumu ovaca po godišnjem dobu i fiziološkom stanju
(Institute for Animal Husbandry, Belgrade, 2014)
The large number of sheep, especially the ones that spend the majority of time on pastures, is been fed with the meals, which do not contain all the necessary mineral substances. The level of calcium, phosphorus and magnesium ...
The phenomenon of heterosis and experience in crossing different breeds of sheep in Serbia
(Biotechnology in Animal Husbandry, 2019)
Crossbreeding serves as a predictable and cost-effective method
to genetically increase lamb body weight by mating two or more breeds of sheep.
The crossing over breed comes to a far greater number of combinations of ...
Some aspects of improvement of grassland production for grazing of sheep / Neki aspekti poboljšanja produkcije travnjaka za ispašu ovaca
(Institute for Animal Husbandry, Belgrade, 2012)
Grasslands represent significant natural resource with important role in economy and ecology of every country. Properly cultivated and utilized grasslands provide cheap and high quality food for sheep, which they easily ...
Effects of adding different forms of selenium in diets for fattening lambs / Efekti dodavanja različitih oblika selena u obroke za tovnu jagnjad
(Institute for Animal Husbandry, Belgrade, 2014)
The study included lambs of Mis population, divided into two groups (experimental and control) .All the animals fed with identical portions of meals consisted of alfalfa hay and fully concentrate mixtures. Meals are only ...