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Prikaz rezultata 41-45 od 45
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 ...