نتایج جستجو برای: grazing dairy cattle

تعداد نتایج: 98366  

2016
James Boucher

§ 522.313a Ceftiofur crystalline free acid. * * * * * (e) * * * (2) * * * (i) Amount. For subcutaneous (SC) injection in the posterior aspect of the ear where it attaches to the head (base of the ear) in lactating dairy cattle. For SC injection in the middle third of the posterior aspect of the ear or in the base of the ear in beef and non-lactating dairy cattle. (A) Single-dose regimen: 6.6 mg...

2013
W. A. van Niekerk

Copyright resides with the authors in terms of the Creative Commons Attribution 2.5 South African Licence. See: http://creativecommons.org/licenses/by/2.5/za Condition of use: The user may copy, distribute, transmit and adapt the work, but must recognize the authors and the South African Journal of Animal Science. ________________________________________________________________________________ ...

Journal: :Journal of animal science 2015
L A Stalker H Blanco-Canqui J A Gigax A L McGee T M Shaver S J van Donk

This study investigated effects of stocking rate on cattle performance, quality and quantity of corn residue, and impact of residue removal on grain yield for 5 yr at the University of Nebraska - Lincoln West Central Water Resources Field Laboratory near Brule, NE. Four removal treatments-1) no removal (control), 2) grazing at 2.5 animal unit month (AUM)/ha, 3) grazing at 5.0 AUM/ha, and 4) bal...

2013
Juan P. Alvez Allen Matthews Jon Erickson Joshua Farley Abdon L. Schmitt

We analyzed how three different dairy management systems –continuous grazing, confinement and management intensive grazingcompare across nine sustainability indicators set by the Dairy Stewardship Alliance. A self-assessment survey comprising animal husbandry, biodiversity, energy, community health, farm financials, nutrient, pest, water and soil management was assessed twice across the same fa...

2014
B.C. Credille A.R. Woolums S. Giguère T. Robertson M.W. Overton D.J. Hurley

BACKGROUND Acute puerperal metritis (APM) affects 30% of postpartum dairy cattle. Bacteremia negatively impacts survival in cattle with coliform mastitis. However, the prevalence of bacteremia in dairy cattle with APM is unknown. HYPOTHESIS Bacteremia is detectable in a large proportion of cattle with APM. ANIMALS Seventeen dairy cows with APM and 17 healthy dairy cattle. METHODS Prospect...

Journal: :The Journal of parasitology 2007
Meenakshi K S Sandhu M S Ball H Kumar S Sharma P K Sidhu C Sreekumar J P Dubey

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...

Journal: :The Onderstepoort journal of veterinary research 2017
Mahmoud M Elhaig Abdelfattah Selim Mohamed Mahmoud

Lumpy skin disease (LSD) is an endemic infectious disease of cattle in Egypt. This survey aimed to define the prevalence of clinical and sub-clinical LSD virus (LSDV) infection among cattle and investigate their contact with water buffaloes (Bubalus bubalis) in order to improve the understanding of LSD epidemiology. Cattle and buffalo were examined owing to the appearance of skin lesions. Becau...

2014
M. M. A. De LANGE B. SCHIMMER P. VELLEMA J. L. A. HAUTVAST P. M. SCHNEEBERGER Y. T. H. P. VAN DUIJNHOVEN

SUMMARY In this study, Coxiella burnetii seroprevalence was assessed for dairy and non-dairy sheep farm residents in The Netherlands for 2009-2010. Risk factors for seropositivity were identified for non-dairy sheep farm residents. Participants completed farm-based and individual questionnaires. In addition, participants were tested for IgG and IgM C. burnetii antibodies using immunofluorescent...

2006
Robert J. Callan

Both conventional and organic dairies rely on vaccination programs to help prevent infectious diseases in their cattle. However, it could be argued that maximizing every bit of benefit from a vaccination program is even more crucial in organic dairy operations since treatment alternatives are more limited. Vaccination of organic dairy cattle is allowed for certification. But within that allowan...

1999
D. I. Bransby

A knowledge of parasitism in grazing animals is needed to properly understand and manage grazed ecosystems. This paper focuses on effects of gastrointestinal (GI) parasites in beef cattle. These parasites have both clinical and subclinical effects on animals. Cattle between the age of 5 and 15 months are affected most, and deworming typically increases weight gain in these animals by 0.1 to 0.2...

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