Böngészés tárgyszó szerint "dairy cow"
1-20 tétel 24 közül
-
Az energiaforgalom vizsgálata az ellés körüli időszakban tejhasznú tehenekben
(2013)Szakdolgozatom első felében a tejelő tehenek ellés körüli időszakának energiaforgalmát és az ekkor kialakuló anyagforgalmi zavarok hátterét ismertetem az elmúlt évtized szakirodalma alapján. A dolgozat második felében saját ... -
Case Study on Milk Yield, Health and Reproduction of High Yielding Cows Fed with Clostridium Contaminated Alfalfa Haylage
(2013)In this study, the possible effects of Clostridium contaminated feedstuff on high lactating dairy cattle are discussed on the example of a Hungarian dairy operation. At that time, the dairy farm had reported an increase ... -
Chronic Stress in Cattle and Lameness as a Possible Chronic Stressor
(2013)There is a close relationship between animal welfare and stress. A good indicator of animal welfare can be the absence of stress. Chronic stress is associated with a long-term condition were the animal cannot fully ... -
Control of calcium metabolism in dairy cows in the periparturient period
(2014)From the trials carried out, one can safely say that the calcium concentration drops drastically at parturition. For a small number of cows, clinical signs will be presented. The majority of cows fall victim to some degree ... -
Control of ketosis in the periparturient dairy cow
(2014)Ketosis is a common ailment of the high producing dairy cow during lactation. From studying literature and texts, it is a recognised metabolic disease of cows during, and resulting from, the transition period. A number of ... -
The effect of change in the treatment protocol of late pregnant dairy cows and their offspring
(2014)It may be concluded from the results of this study that the farming operation as a whole needs to be harmonized. The health of all the livestock on the farm is the highest priority for the farmer. Securing the health of ... -
The effect of environmental factors on the occurence of hoof diseases in Irish dairy cattle herds
(2014)Lameness and hoof diseases are on-going problems that affect every herd owner in Ireland to some extent. From this study I have seen the impact that the environment in which the cow is living, has on the health status of ... -
The effect of feeding different total mixed rations of rumen fermentation in high producing dairy cows
(2014)Although we see a reduction in pH in March in the experimental group it is still above the critical pH of the rumen is 6 (Hutjens, 1998). The increased concentrations of VFA have probably resulted in changes in the milk ... -
The Effect of the Different Synchronisation Protocols on the Reproductive Management in a Dairy Farm
(2013)Cows with an extended interval from calving to first ovulation (post partum period) have increased intervals from calving to conception and are more likely to be culled compared with cows with a short post partum period. ... -
Exploring genetic variation in disease resistance among cattle herds with reference to bovine mastitis and bovine tuberculosis : a literary review
(2014)It is clear that we are just at the beginning of understanding the contribution of genetics and genomics to disease in cattle. Despite many difficulties that lay ahead, identification of the genes and mutations responsible ... -
Feltárt lenmagdara etetésének hatása a tejhasznú tehenek anyagforgalmára és egészségére
(2013)Szakdolgozatom célja a takarmányozással összefüggő, az állatok egészségi állapotát, szaporodását és a termelését károsan befolyásoló anyagforgalmi zavarok előfordulásának és állományon belüli elterjedtségének megállapítása, ... -
Hagyományos és bio tehenészeti telepek takarmányozásának és termelésének összehasonlító elemzése
(2013)I have visited two dairy cow farms of Holstein-friesian cattle in the”Gyulai Agrár” Ltd. and in the „Kőrös-Maros Biofarm”in the springtime of 2012. During my visits, I have got the opportunity to examine the keeping and ... -
Livestock rearing, dairy production and indigenous cattle breeds in India
(2014)While livestock rearing and dairy production on a subsistence level has been a traditional occupation in Rural India, changes in policy and governance and production, both at a national and international level have had ... -
Measuring welfare quality in loose and tied housing in Norwegian dairy cows
(2014)The aim of this thesis was to highlight the different factors playing a part of the two different housing systems regarding dairy cattle; tie-stall and loose housing barns in Norway. Several aspects of the discussion ... -
Molecular and expression study of the gene beta-defensin in male and female bovine reproductive tract
(2014)Β-defensins are widely expressed and rapidly induced at epithelial surfaces to defend against diverse microorganisms such as bacteria, viruses, fungi and parasites. These innate effector molecules are conserved across a ... -
Monitoring of Hoof Diseases in a Hungarian Dairy Cattle Herd
(2013)Hoof and leg problems are an increasing and very expensive problem especially in the intensive dairy productions all over the world. Not only is the pain caused by bad hoof health a major welfare problem, but several studies ... -
Prototheca zopfii alga környezeti előfordulásának vizsgálata tejelő tehenészetekben
(2013)My thesis theme was stock screening and environmental assessment in 4 dairy cattle farm, which was carrying out a large number of mastitis caused by P. zopfii. Samples were taken at different time points, and then subsequently, ... -
Relationship of BCS, Milk Production, and Metabolic Parameters on Reproductive Success in Holstein Friesian Dairy Cows in Hungary
(2013)The dairy industry’s profit is dependable on the dairy cows ability to produce high milk yields while reproducing efficiently. Cows undergo dynamitic metabolic changes during late pregnancy and through to the peak of ... -
Rendszeres tőgyegészségügyi és fejéstechnológiai vizsgálatok hosszú távú hatásának vizsgálata egy tejhasznú tehenészetben
(2013)A fejlett szarvasmarhatartással rendelkező országokban és az itthon elvégzett felmérések alapján a tejelő szarvasmarha ágazatban a betegségek közül állományszinten a tőgygyulladások okozzák a legnagyobb gazdasági veszteséget. ... -
Restlessness behavior, heart rate and heart rate variability of dairy cows milked in two different systems: comparing automatic milking system and conventional milking parlour : Preliminary results
(2014)The aim of the study was to assess the stress responses of the dairy cows when the milking system was switching from conventional to robotic milking on the farm. The study was conducted over a period of 3 months, and ...