نتایج جستجو برای: ruminants
تعداد نتایج: 12830 فیلتر نتایج به سال:
e inadequate intake of iodine is still a topical problem, because it contributes to a reduction in performance through the disturbed health of adult animals and their offspring. e necessity of iodine is frequently described in association with hypothyroidal state. In our work we want to assign the hidden risk of prolonged iodine feeding in ruminants. We discuss the possible sources of iodine ...
Although the protein requirement of domestic ruminants may be calculated from a simple one-compartment model, this approach ignores factors such as microbial fermentation in the rumen and the non-equality of feed proteins. By examining digestion in each of the functional compartments of the digestive tract of the ruminant, a model may be constructed of the complete process. In this review, we p...
L-Lysine was microencapsulated by the spray-dry met.hod for improvement of the balance of alllino acids in ruminants. The rumen-bypm;s lllicrocCljJsulc was jJrqmn~d using zein or shellac as an outer coat.ing agcnt [or protection against microbial degradation in the rumen. L-Lysine was generated with a .yield of ,')0% in casp of zein microcapsules and :3:3% in shellac microcapsules and a mean pa...
Methanogenesis plays a crucial role in the digestive process of ruminant animals. During this process, methanogenic archaea produce methane as byproduct their metabolism. However, production by ruminants is also significant contributor to greenhouse gas emissions. Methane potent that has 28-fold greater global warming potential than carbon dioxide. Around 15% all anthropogenic emissions are gen...
Rumenotomy is one of the most widely used surgical techniques for diagnosis and treatment different rumen conditions in ruminants. It commonly large ruminants, such as cattle. Although this technique also applied to small there a lack standardization. To date, it has not been fully described available literature, which mostly from developing countries with number peer-reviewed publications. Thi...
1 univ. of Ljubljana, Biotechnical Fac., Dept. of Animal Science., Groblje 3, SI-1230, Slovenia, e-mail: [email protected] 2 Same address as 1, e-mail: [email protected] Mammary tumors in ruminants The frequency of mammary neoplasia in different species varies tremendously. Among women, breast cancer features as one of the most frequent types of cancer globally. Breast cancer is th...
signed to alert university-based administrators of the value of poultry genetic resources. The committees’ present administrative goals include development of priority guidelines for repository deposits of semen at the Ft. Collins NAGP facility, development of poultry-specific parameters for the GRIN database, establishment and distribution of useful guidelines/advice for handling and cryoprese...
the sensory perception of food 325 NiehofT, A. H. (1967). J. Wash. Acad. Sci. p. 30. Pangborn, R. M., Simone, M. & Nickerson, J. A. (1957). Fd Technol., Champaign 11, 679. Peryam, U. R., Polemis, B. W., Kamen, J. M., Eindhoven, J. & Pilgrim, F. J. (1960). Food Preferences of M e n in the U.S. Armed Forces. Chicago: Quartermaster Food and Container Institute for the Armed Forces. Pfaffmann, C. (...
Primitive man developed over a very long period (more than 2 million years) as a hunter and food gatherer. The social structures that we call civilized communities could never have arisen while man obtained his food in that way. This difficulty is well illustrated in the culture of the Australian aboriginals who colonized this country at least 25,000 years ago, at a time long before any known h...
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