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Biological Sciences: organisms > animals > farmed animal species > livestock > cattle > bulls
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355 items, grouped by Natural Resources, Earth and Environmental Sciences (view ungrouped items)

atmospheric sciences (18)   
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Biochemical properties of bull spermatozoa separated in iodixanol density solution
Research in veterinary science

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Spatio-temporal epidemiology of Tritrichomonas foetus infection in Texas bulls based on state-wide diagnostic laboratory data
Veterinary parasitology

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Spatial and temporal epidemiology of bovine trichomoniasis and bovine genital campylobacteriosis in La Pampa province (Argentina)
Preventive veterinary medicine

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Use of beef steers for profitable management of biologically valuable semi-natural pastures in Sweden
Journal for nature conservation

all 18 items...

earth system science (2)   
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Mitigation of greenhouse gas emissions from beef production in western Canada – Evaluation using farm-based life cycle assessment
Animal feed science and technology

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Climate change and broadacre livestock production across southern Australia. 3. Adaptation options via livestock genetic improvement
Animal production science

ecology (41)   
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Factors Affecting Dystocia in Cattle
Reproduction in domestic animals

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Sperm chromatin in beef bulls in tropical environments
Theriogenology

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Morphological and molecular characterization of bovine coenurosis in Sardinia, Italy
Parasitology research

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Effect of one or three timed artificial inseminations before natural service on reproductive performance of lactating dairy cows not observed for detection of estrus
Theriogenology

all 41 items...

environment (10)   
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The GENOTEND chip: a new tool to analyse gene expression in muscles of beef cattle for beef quality prediction
BMC veterinary research

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Comparison between the action of nematode predatory fungi Duddingtonia flagrans and Monacrosporium thaumasium in the biological control of bovine gastrointestinal nematodiasis in tropical southeastern Brazil
Veterinary parasitology

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Effect of age and environmental factors on semen quality, glutathione peroxidase activity and oxidative parameters in simmental bulls
Theriogenology

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Genetic Improvement of Dairy Cow Reproductive Performance
Reproduction in domestic animals

all 10 items...

environmental science (8)   
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Traditional breeding objectives and practices of goat, sheep and cattle smallholders in The Gambia and implications in relation to the design of breeding interventions
Tropical plant biology

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Use of nonlinear models for describing scrotal circumference growth in Guzerat bulls raised under grazing conditions
Theriogenology

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Effect of fibre- and starch-rich finishing diets on methanogenic Archaea diversity and activity in the rumen of feedlot bulls
Animal feed science and technology

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X-Y aneuploidy rate in sperm of two “minor” breeds of cattle (Bos taurus) by using dual color fluorescent in situ hybridization (FISH)
Theriogenology

all 8 items...

geography (4)   
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Epidemiology of Bovine Venereal Campylobacteriosis: Geographic Distribution and Recent Advances in Molecular Diagnostic Techniques
Reproduction in domestic animals

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First report of bovine herpesvirus 5 in bull semen
Archives of virology.

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Characterization of beef semimembranosus and adductor muscles from US and Mexican origin
Meat science

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Using grazing systems models to evaluate business options for fattening dairy bulls in a region with a highly variable feed supply
Animal feed science and technology

geology (5)   
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Morphological and molecular characterization of bovine coenurosis in Sardinia, Italy
Parasitology research

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Home range and seasonal movements of Giraffa camelopardalis angolensis in the northern Namib Desert
African journal of ecology

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Influence of sonication on Warner-Bratzler shear force, colour and myoglobin of beef (m. semimembranosus)
European food research and technology

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Mitigation of greenhouse gas emissions from beef production in western Canada – Evaluation using farm-based life cycle assessment
Animal feed science and technology

all 5 items...

natural resource management (4)   
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Glass wool filtration of bull cryopreserved semen: A rapid and effective method to obtain a high percentage of functional sperm
Theriogenology

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Human Vulnerability to Climate Variability in the Sahel: Farmers' Adaptation Strategies in Northern Burkina Faso
Environmental management

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Effect of butylated hydroxytoluene on bull spermatozoa frozen in egg yolk-citrate extender
Animal reproduction science

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Performance of spring-calving beef suckler cows and their progeny to slaughter on intensive and extensive grassland management systems
Livestock science

natural resources (162)   
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Association of polymorphisms at DGAT1, leptin, SCD1, CAPN1 and CAST genes with color, marbling and water holding capacity in meat from beef cattle populations in Sweden
Meat science

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Factors Affecting Dystocia in Cattle
Reproduction in domestic animals

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Application of support vector regression to genome-assisted prediction of quantitative traits
Theoretical and applied genetics

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Influence of sire breed (Bos indicus versus Bos taurus) and interval from slaughter to oocyte aspiration on heat stress tolerance of in vitro-produced bovine embryos
Theriogenology

all 162 items...

soil science (11)   
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Effects of pelvic suspension of beef carcasses on quality and physical traits of five muscles from four gender–age groups
Meat science

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Association of polymorphisms at DGAT1, leptin, SCD1, CAPN1 and CAST genes with color, marbling and water holding capacity in meat from beef cattle populations in Sweden
Meat science

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Influence of social dominance on production, welfare and the quality of meat from beef bulls
Meat science

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Influence of vacuum or high-oxygen modified atmosphere packaging on quality of beef M. longissimus dorsi steaks after different ageing times
Meat science

all 11 items...