TWO FACTORS INFLUENCING FEATHERING IN CHICKENS
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چکیده
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an investigation on influencing factors on tourists shopping attitude of iranian handmade carpet in isfahan
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15 صفحه اولObservations on several factors influencing the incidence of tibial dyschondroplasia in broiler chickens.
The effects of age vs. diet, potassium level, tetramethylthiuram disulfide (thiuram), and ionophores in the diet on the development of tibial dyschondroplasia in broilers was investigated. Changing broiler chicks from a diet that induced tibial dyschondroplasia to one that reduced the disease or vice versa caused a change in the incidence in the direction of the last-fed diet; however, in most ...
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Department of Animal Biology, University of Illinois, 505 S. Goodwin Avenue, Urbana, IL 61801, USA (LLG) Department of Wildlife Ecology and Conservation, 110 Newins–Ziegler Hall, University of Florida, Gainesville, FL 32611, USA (MKO, AO) Illinois Natural History Survey, 607 E. Peabody Drive, Champaign, IL 81820, USA (JEH) Department of Ecology and Evolutionary Biology, Corson Hall, Cornell Uni...
متن کامل5-Azacytidine and sodium butyrate induce expression of aromatase in fibroblasts from chickens carrying the henny feathering trait but not from wild-type chickens.
Male chickens with the henny feathering trait have a female feathering pattern. In two henny-feathered breeds, the Sebright bantam and the Golden Campine, the synthesis of estrogen is increased as a consequence of increased activity of aromatase, a cytochrome P-450 enzyme that converts androgen to estrogen. The activity of the enzyme is elevated in tissue slices and in cultured fibroblasts from...
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Triathlon is a multisport event consisting of sequential swim, cycle, and run disciplines performed over a variety of distances. This complex and unique sport requires athletes to appropriately distribute their speed or energy expenditure (ie, pacing) within each discipline as well as over the entire event. As with most physical activity, the regulation of pacing in triathlon may be influenced ...
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ژورنال
عنوان ژورنال: Genetics
سال: 1929
ISSN: 1943-2631
DOI: 10.1093/genetics/14.3.256