نتایج جستجو برای: lameness
تعداد نتایج: 1801 فیلتر نتایج به سال:
BACKGROUND The quality of the floor is essential to the welfare of piglets as abrasions often are recorded in newborn piglets, and such lesions may lead to lameness. Apart from animal suffering, lameness contributes to losses in form of dead piglets, decreased growth, and increased use of antibiotics and manual labour. METHODS In a herd with three different farrowing systems, 37 litters (390 ...
Many otherwise normal horses demonstrate a positive response to forelimb flexion tests. The response varies directly with the pressure applied to the limb. A positive response to flexion does not correlate with future lameness or lower limb radiographic abnormalities. Reliance on this test to diagnose subclinical lameness or predict future problems seems unwise. Author’s address: P.O. Box 5231,...
A cause of claw lameness in dairy cows is biomechanical factors caused by imbalances of the pressure distribution under the hooves when cows are confined in modern dairy operations with hard concrete flooring. Clinically, the earliest diagnosis of claw lameness is only possible by visually observing faulty locomotion (i.e., lame gait). Unfortunately, the earliest pathological gait signs are typ...
claw capsule lesions are the most common cause’s lameness in cows. during the entire year of 2005 a survey was undertaken by sir author on the prevalence of different claw lesions causing lameness on 30882 cases of culled cows and bulls at central abttoir in the vicinity of ardebil which was well equiped and with new constructions. after recording information for each case, the feet were amputa...
Currently, there is no prediction equation that enables the detection or prediction of lameness problems in dairy cows based on milk composition. Lameness is an important health issue for the animal and economic issue for the farmer. Therefore the general objective of this study was to test the feasibility of detecting lameness problems using mid-infrared (MIR) spectra from milk, as this could ...
When I graduated, it was accepted wisdom that lameness was assessed by watching horses move in hand. As an experienced rider, I became increasingly aware of the value of ridden exercise to assess lameness and performance. This has become an essential part of lameness and poor performance diagnosis. Diagnostic analgesia is now commonplace, but it is only comparatively recently that we have becom...
The aim of this study was to assess the effect of grazing (G) vs. zero-grazing (ZG), level of milk production, and quality and type of housing system [free stalls (FS) and straw yards (SY)] on the prevalence of lameness and leg injuries in dairy cows. Observations were made on 37 commercial dairy farms across Great Britain. A single visit of 5 d duration was made to each farm. During this visit...
The objectives of the present study were to determine if lameness, a model for a natural chronic stressor, affects hormone concentrations in milk prior to estrus and/or the subsequent expression of estrus in the postpartum period. Dairy cows>20 days postpartum were scored for lameness and observed for estrus intensity using a weighted scoring system (>100 points=estrus=Day 0). Increasing lamene...
AbstractObjective: This current study was done to find any correlation between clinical mastitis and lameness occurrence and incidence in dairy farms.Design: This prospective field trial was done on a case control study basis. Cows were divided into two mastitis and control group and lameness recorded and compared in both groups.Procedures: This current study was done during 9...
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