نتایج جستجو برای: local poultry
تعداد نتایج: 550422 فیلتر نتایج به سال:
امروزه از مهمترین بحث هایی که بخش زیادی از زمان محققین را به خود اختصاص داده است، مباحث مربوط به آب به عنوان حیاتی ترین ماده بقای حیات انسان. تغییر در آب در دسترس می تواند واکنش جدی در پایداری آب زیست محیطی مناطق خشک و نیمه خشک ایجاد کند. لذا یکی از پر کاربردترین مباحث مربوط به هیدرولوژی بررسی هیدروگراف جریان می باشد که امکان مطالعه حجم سیلاب و میزان ذخیره حوزه پس از قطع بارندگی و نیز سهم آب زی...
Visceral urate deposition (visceral gout) is a common finding during post-mortem examination of poultry. Rare cases of visceral gout may occur in wild birds. A rare case of visceral urate deposition in a little bittern (Ixobrychus minutus) is reported here. In May 2013, carcass of a little bittern was submitted for necropsy to the Clinic of Poultry Diseases (Faculty of Veterinary Medic...
Enclosed and insulated commercial poultry buildings provide ideal habitat for supporting unusually large populations of the house mouse (Mus musculus L.). Mice cause damage to various structural and operational components of poultry facilities; thus, they are of economic significance as well as general nuisances. Effective mouse control programs in poultry operations are often difficult, compli...
The natural reservoirs of influenza viruses are aquatic birds. After adaptation, avian viruses can acquire the ability to infect humans and cause severe disease. Because domestic poultry serves as a key link between the natural reservoir of influenza viruses and epidemics and pandemics in human populations, an effective measure to control influenza would be to eliminate or reduce influenza viru...
In order to maintain the high production and export rates achieved by the Brazilian poultry industry, it is necessary to prevent and control certain disease agents, such as Salmonella spp. Using bacterial cultures, the aim of the present study was to investigate the prevalence of Salmonella spp. in specimens collected from broiler facilities. Local wild birds were also sampled, as well as the f...
This review examines the scientific literature on the environmental concerns of arsenic additives in poultry litter. A number of questions were addressed on this issue. In summary, the review found: 1) Does arsenic from poultry feed amended with roxarsone end up in poultry litter? The arsenic found in poultry feed ends up in the poultry litter. Poultry litter from chickens receiving feed withou...
The outbreak of Avian Influenza in Nigeria has led to job losses, health problems, reduction in expected income of poultry farmers and a decrease in the demand for poultry products. This study was designed to determine the monetary value of stock lost, identify the determinants of the future employment decisions and the constraints faced by poultry farmers in the Federal Capital Territory of Ni...
Use of antibiotics as feed additives in poultry production has been linked to the presence of antibiotic resistant bacteria in farm workers, consumer poultry products and the environs of confined poultry operations. There are concerns that these resistant bacteria may be transferred to communities near these operations; however, environmental pathways of exposure are not well documented. We ass...
Antibiotics are used by the veterinarians and poultry industry to enhance growth rates, health of the birds, feed efficiency, egg production and for therapeutic reasons to reduce the incidence of poultry diseases. Antibiotics had been used in poultry production for both therapeutic and prophylactic purposes. Most poultry farmers in Nigeria have employed the use of various antibiotics with or wi...
In recent years the economic damage inflicted by several avian influenza (AI) subtypes (primarily H5N1 and H9N2, but also H7N1, H7N3, H7N7) on the commercial poultry industry and backyard poultry is beyond simple calculation. In response to the continued losses suffered by commercial poultry producers large scale vaccination has been introduced in many affected countries for the commercial sect...
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