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Simmental Breed Production Characteristics and Breeding Goals
This paper presents the most important production results obtained for the population of Simmetal breed raised in majority of the European countries which with a total population of about 9 million animals rates as the ...
Artificial Spawning of Chub (Leuciscus Cephalus, Linnaeus, 1758)
Chub Leuciscus cephalus (L.) is a rheophilic cyprinid which prefers lotic habitat conditions, shallow water (0.1–0.3 m) and gravel banks with moderate to high water flow (0.15–0.75m s–1) for spawning. The aim of the research ...
Posthodiplostomatosis In Fish Ponds And Natural Waters
Posthodiplostomatosis is disease of young freshwater fishes of families Cyprinidae and Cobitidae resulting from the infection with metacercaria, developmental stages of Posthodiplostomum cuticola. Metacercaria present ...
Estrus Induction in Sexually Mature Gilts with Different Hormonal Treatments
The aim of this study was to determine the effectiveness of the synchronized estrus induction in sexually mature gilts, after treatment with different hormonal treatments, given in the unknown phase of a spontaneous estrus ...
Testes Weight Is Not A Reliable Tool for Discriminating Immunocastrates from Entire Males
In view of the criticism regarding the piglet castration as currently practiced, one of the alternatives is the active immunisation against the hypothalamic GnRH hormone referred to as immunocastration. This method is ...
New Evidences on Domestication of the Horse (Equus Ferus Caballus) and Origine of Domestic Mountain Pony
The results of draft genome research of permafrost horse bone dated approximately 560-780 (kyr BP) have been published recently. According to the data representing the oldest full genome sequence compared to the modern ...
Relationships Between the Uterus Horns Length and Puberty Attaintment in Gilts
Intensive pig production represents one of the basic requirements in order to fulfill conditions necessary to achieve the effective reproduction or to timely provide sufficient number of good pregnant gilts in order to ...
A Comparative Analysis of the Ichthyofauna Structure of Two Reservoirs in Central Serbia
This study examines the ichthyofauna structure of the Međuvršje and Gruža reservoirs over 1999-2005. The Međuvršje reservoir on the Zapadna Morava river was inhabited by 21 fish species from 7 families and the Gruža reservoir ...
Association Nymphaeetum Albo-Luteae Nowinski 1928 in The Ramsar Area Bardaca
The paper presents sinmorphological and sinekological characteristics of floating association Nymphaeetum albo-luteae Nowinski 1928 whose association is developed in pond channels and in the river Stublaja in the Ramsar ...
Comparative Studies on the Reproductive and Productive Traits of New Hampshire and Sombor Crested Chicken Breeds Reared in Semi-Extensive Production System
Research was conducted on New Hampshire (in further text NH) and Sombor Crested (in further text SC) breeds which were kept in semi extensive system. 56 birds of each breed were used (50 females and 6 males) in the experiment. ...