نتایج جستجو برای: buffalo cattle and bulls
تعداد نتایج: 16840147 فیلتر نتایج به سال:
The study aimed to evaluate the behaviour of beef cattle reared in intensive systems in northern Italy under different climatic conditions. In particular, it considered 3 levels of THI (Temperature-Humidity-Index) in order to evaluate the coping response to heat stress conditions regarding changes of beef cattle nutritional and social behaviours, drinking frequency and resting time. Behavioural...
Neospora caninum is now recognized as a major cause of abortion in cattle worldwide, but there is no report of N. caninum infection in cattle in India. Serum samples from 427 dairy cattle and 32 dairy water buffaloes from 7 organized dairy farms located in Punjab, India, were tested for N. caninum antibodies using a commercial monoclonal antibody-based competitive enzyme-linked immunosorbent as...
Cattle in Pakistan have traditionally been raised for producing bullocks except breeds such as Sahiwal and Red Sindhi which are established milch breeds. General production system is low-input extensive system with crossbreds mainly raised under intensive high input system in the cattle/buffalo colonies to sustain the demand of milk especially during summer, the slump period in buffalo milk. Al...
In vitro fertility assessment using fluorescent technique is a better predictor of fertility status of bulls as compared to traditional semen quality assessment techniques, therefore, the study was planned to assess in vitro fertility status of bulls based on conventional and fluorescent techniques. Seventy-three ejaculates were collected from 12 Murrah buffalo bulls maintained at Artificial Br...
Genetic characterisation of two pathogens, namely foot and mouth disease (FMD) virus and Mycobacterium bovis, isolated from African buffalo (Syncerus caffer) in southern Africa was used to determine the origin of buffalo in situations where the source of infection was obscure. By determining the phylogenetic relatedness of various FMD virus isolates using partial sequencing of the main antigeni...
This study was performed to investigate the prevalence of theileriosis and to compare the prevalence of this disease in Korean native cattle reared under different environmental conditions, namely, in a grazing area and a non-grazing area by polymerase chain reaction. Three hundred and one Korean native cattle (276 cows and 25 bulls) that had not received prior treatment or been vaccinated to p...
The Uruguayan Creole cattle genetic reserve consists of a herd of about 600 animals (bulls, cows and calves) located in an indigenous habitat of 650 hectares. In a previous study, a random sample from this herd showed high heterozygosity and a Hardy-Weinberg equilibrium for markers of major genes related to milk production. To study its genetic diversity we genotyped a sample of bulls (N = 19 o...
Net feed intake (NFI) is a moderately heritable feed efficiency trait that has been shown to be genetically independent of ADG and BW in beef cattle. Objectives of this study were to characterize NFI in growing bulls, and to examine phenotypic correlations between NFI and performance, body composition, and fertility traits. Net feed intake was positively correlated phenotypically with feed conv...
Brucella abortus is generally known to cause brucellosis in cattle and buffalo. Here, we report the draft genome sequence of Brucella abortus SKN 13, isolated from aborted cattle placenta in the area of Gujarat, India, providing precious resources for comparative genomic analyses of Brucella field strains.
Bovine Paratuberculosis is a chronic disease primarily of the gastrointestinal tract. The disease is caused by Mycobacterium avium subsp. Paratuberculosis (MAP). Paratuberculosis is a disease of high economic importance around the globe. The present study was carried out to investigate the epidemiology and pathology of paratuberculosis in cattle and buffaloes at two cattle/buffalo colonies of F...
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