نتایج جستجو برای: adf and nfc in growing ostrich chicks
تعداد نتایج: 21753224 فیلتر نتایج به سال:
In order to study the bacterial flora of dead-in-shell ostrich chicks, twelve unhatched eggs which did nothave external pipping during the hatching period were transferred to the laboratory of microbiology. The eggshells were accurately disinfected and the embryos were removed and placed in a sterile plate. The surface of each embryo was swabbed with a sterile swab which was also plunged throug...
Samples of formalin fixed gastrointestinal organs of three month ostrich chicks were submitted to the department of Pathology, Razi Vaccine and Serum Research Institute. Histologically hepatitis and pancreatitis with large eosinophilic intra nuclear inclusion bodies were prominent in hepatic and pancreatic cells. These inclusions were suspected as adenovirus inclusion body hepatitis (IBH) in ...
Ostrich chick mortality was studied in 2522 chicks that were hatched artificially during the 1999/2000 breeding season. High levels of mortality were observed, with 1978 (78.4 %) of these chicks dying before 90 days after hatching. A total of 46.7 % (1,177) of these chicks died before 28 days of age, and a further 30.7% (801) died between 28 and 90 days post-hatching. Chick mortality to 28 days...
Ostrich fertility is a very important measure of their reproductive efficiency, hence our interest in studying the ostrich oviduct. In our study, we found in fully mature birds a thin walled region between magnum and isthmus free of glands and considered as an area of transition called zona translucent. Also, the uterus was formed from a cranial short tubal part followed by a caudal large sac-l...
The rapid outbreak of the highly pathogenic H5N1 avian influenza virus and its transmission to humans have induced world-wide fears of a new influenza pandemic. The most effective method for the reduction of the impact of such a pandemic would be prophylaxis with a safe and effective vaccine, as well as anti-viral materials. In this study, we generated the specific antibodies 'immunoglobulin yo...
The effect of changing dietary energy and crude fibre concentrations on the utilization of metabolizable energy (ME) was investigated in four growing ostrich chicks by addition of lucerne meal to a maize-lucerne based diet. The experiment was carried out in an indirect open circuit calorimeter. When ME concentration was lowered by 7.5%, cell wall digestibility decreased by 9% and energy metabol...
due to the high economic value of ostrich and the farming industry to further promote increased productivity, knowledge in different fields of science, including detailed knowledge of tissue structures vital organs from this animal looks. ostrich’s eye is the cornea closest to the human eye because of the same anatomical features of the human cornea, corneal transplantation can be used ostrich....
Seventeen male Ostrich chicks (Ostruiothio, Camelus camelus) aged one month old were brought from Radom National Park to the research farm of University of Nyala, both in Sudan, and reared indoor, concentrate rations were formulated and provided ad-libitum and water equally supplied. During the study period, chick behaviour were observed, body weight gained (g/day), feed intake (g/day), water c...
The present study was carried out in co-operation between the Poultry Production Unit, Nuclear Research Center, Atomic Energy Authority, Cairo, Egypt and Ostrich Farm belonging to Faculty of Agriculture, Al-Azhar University. In an effort to improve the hatchability and hatching performance of ostrich eggs via testing the effect of in ovo injection of several nutrients and vitamins, as no simila...
Rustomo, B., Cant, J. P., Fan, M. Z., Duffield, T. F., Odongo, N. E. and McBride, B. W. 2006. Acidogenic value of feeds. I. The relationship between the acidogenic value of feeds and in vitro ruminal pH changes. Can. J. Anim. Sci. 86: 109–117. The objective of this study was to use an in vitro technique (i) to assess the acidogenic value (AV) of feed ingredients, (ii) to evaluate the relationsh...
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