نتایج جستجو برای: 270 turkeys
تعداد نتایج: 14755 فیلتر نتایج به سال:
An anaesthetic technique employing halothane in oxygen for use in adult turkeys is described. The mixture was administered using a Magill attachment and a Hall cat mask. Induction was rapid and excitement-free. Anaesthesia was maintained for varying periods of time up to a maYimnm of 80 minutes. Recovery was rapid. In a total of twenty-five turkeys no deaths occurred which were attributable to ...
Plasma and serum protein concentrations were determined in chickens and turkeys by refractometry (with human and veterinary refractometers) and by the biuret method. Chicken and turkey serum protein values were significantly lower than respective plasma protein values according to both methods. Refractometer readings for both plasma and serum correlated closely with the results of the biuret te...
Heat stress compromises turkey’s productivity and increase mortality mainly in the final stages of growth. This study evaluated effect perches its interaction with outdoor access on turkey performance high environment temperature humidity index (THI). Turkeys were reared 1.75 × 5 m indoor floor pens fed a standard commercial diet, offered ad libitum according to productive phase. All poults hou...
Biochemical and serological studies were conducted on 73 Pasteurella multocida isolants associated with fowl cholera, 13 from waterfowl, 19 from free-flying birds other than waterfowl, 18 from chickens, 5 from turkeys, and 18 from White Pekin ducks. Three serotypes (1, 3, and 7) were associated with waterfowl, four (1, 3, 6, and 8) with free-flying birds, three (1, 3, and 4) with chickens, one ...
On 34 days over a period of 30 months, samplings were made of randomly selected birds slaughtered in randomly chosen processing plants. Methods were designed so that Salmonella and paracolon bacteria isolated were indigenous to the intestinal tract of the selected bird. Incidence rates were 5.25% for turkeys, 0.54% for chicken hens, and 1.05% for chicken fryers. Infected birds, providing the po...
Inflammation is frequent at the site of injection in turkeys vaccinated with various commercial fowl cholera bacterins. Seven commercial and three laboratory bacterins were compared in 12week-old turkeys as to extent and severity of irritation with 3 routes of injection: subcutaneous, intradermal, and intramuscular. Commercial fowl cholera bacterins, particularly those with paraffin oil as the ...
We tested the hypothesis that the hindlimb muscles of wild turkeys (Meleagris gallopavo) can produce maximal power during running accelerations. The mechanical power developed during single running steps was calculated from force-plate and high-speed video measurements as turkeys accelerated over a trackway. Steady-speed running steps and accelerations were compared to determine how turkeys alt...
11 Mycoplasmas have affected poultry production for many years and effective control of mycoplasma infection has been a fundamental stepping stone to improved performance and productivity. However, infections appear to be making a comeback. Numerous species of mycoplasmas have been isolated from avian sources. Two species are recognised as predominantly pathogenic to chickens and turkeys. Mycop...
1. Domestication and Development Of Breeds 1.1. Chickens 1.2. Turkeys 1.3. Ducks 2. Production Systems 2.1. Rural Production Systems 2.2. Intensive Commercial Production 2.2.1. Meat-Type Chickens 2.2.2. Egg-Type Chickens 2.2.3. Turkeys 2.2.4. Ducks 3. Marketing and Preservation 4. Worldwide Distribution 5. Yields of Product from Poultry 6. Composition of Products 7. Advantages and Disadvantages...
Mycoplasma gallisepticum (MG) is economically important pathogen of poultry causes airsacculitis and frequently infraorbital sinusitis in turkeys. Infections may remain without clinical signs, but they can make birds susceptible to secondary infections. This study was carried out for molecular detection and phylogenetic analysis of MG infections in commercial and backyard turkey flocks in some ...
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