Keresés
91-100 tétel 773 közül
Investigation of prevalence of supernumerary teat in livestock
(2014)
Supernumerary mammary teat or "polythelia" is a congenital and inherited defect in the mammary gland of cattle, sheep, goats and swine. This report intends to investigate the genetics behind the disorder in each of these ...
Kérődzőkből izolált Mannheimia haemolytica és Bibersteinia trehalosi törzsek szerotípusai
(2014)
A Mannheimia haemolytica (M. haemolytica) és a Bibersteinia trehalosi (B. trehalosi) fajba sorolt baktériumtörzsek különféle, jelentős gazdasági kárral járó megbetegedéseket okoznak kérődzőkben. A M. haemolytica törzsek ...
Weather fronts impact on gestation and death in the domestic pig
(2015)
It has been shown in previous studies that heat stress has a negative effect on implantation of the foetuses and fertility in general. (Aggarwal and Upadhyay 2013) But the effect of fronts on reproductive parameters has ...
Emergence and Consequences of Schmallenberg Virus Infection in Ruminants in North Rhine-Westphalia
(2013)
The Schmallenberg virus, firstly detected in 2011 in a cattle herd close to Schmallenberg (North-Rhine-Westphalia, Germany), is a newly emerged Orthobunya virus (family Bunyaviridae) that is transmitted by blood-sucking ...
A vaddisznók (Sus scrofa) kortizolszintjének alakulása különböző élethelyzetekben
(2013)
Keeping boars in gaming parks can cause stress, especially to those born in their native habitat as opposed to boars born in their natural environment. In these gaming parks, their population density can only add to this ...
Noctua 20. évf. 4. szám (2016)
(Hutÿra Ferenc Könyvtár, Levéltár és Múzeum, Hutÿra Ferenc Library, Archives and Museum, 2016, 2016)