Zobrazeno 1 - 10
of 73
pro vyhledávání: '"35"'
Autor:
X. Chen, R. Murdoch, A. Gardner, Qiufeng Zeng, Q. Zhang, M. M. Makagon, Todd J. Applegate, A. Doster
Publikováno v:
Poultry Science
A study was conducted to establish the response of Pekin ducks to dietary Met from 15 to 35 d age. Experimental diets were formulated to contain 0.35, 0.45, 0.55, 0.65, and 0.75% Met (0.30, 0.39, 0.45, 0.56, and 0.68% on an analyzed basis, respective
Autor:
Z.W. Su, Yuheng Luo, Qiufeng Zeng, P. Bai, L. J. Zhao, S. Q. Lin, Yue Xuan, Xuemei Ding, Keying Zhang, Shiping Bai, Jianping Wang
Publikováno v:
Poultry Science
The objective of this study was to investigate the responses of meat ducks of 15 to 35 d of age to free gossypol (FG) from cottonseed meal (CSM) and to establish the maximum limits of dietary FG concentration based on growth performance, blood parame
Publikováno v:
Poultry Science, Vol 99, Iss 11, Pp 5491-5500 (2020)
Poultry Science
Poultry Science
This study was conducted to investigate the effects of dietary sodium butyrate (SB) supplementation on growth performance, liver function, antioxidant capacity, carcass characteristics, and meat quality in broilers under hot climatic conditions. A to
Publikováno v:
Poultry Science, Vol 99, Iss 11, Pp 5560-5571 (2020)
Poultry Science
Poultry Science
The accumulation of ammonia in poultry houses is of concern to bird and human health. Acidification of the litter by application of acidifying amendments such as sodium bisulfate (SBS) retains ammonia generated by microbial degradation of uric acid a
Autor:
L.C. Beer, Billy M. Hargis, A. L. Fuller, Guillermo Tellez, Christine N. Vuong, Juan D. Latorre, Thaina L. Barros
Publikováno v:
Poultry Science
Poultry Science, Vol 99, Iss 4, Pp 1978-1982 (2020)
Poultry Science, Vol 99, Iss 4, Pp 1978-1982 (2020)
Histomoniasis, caused by the protozoan parasite Histomonas meleagridis, is a disease to which turkeys are especially susceptible. Currently, no chemoprophylaxis compounds are available to mitigate this disease. Boric acid (BA) exhibits antifungal, an
Autor:
C. Keerqin, Mingan Choct, Kosar Gharib-Naseri, Sarbast K. Kheravii, Shu-Biao Wu, Robert A. Swick, Natalie Morgan
Publikováno v:
Poultry Science. 98:6422-6432
Subclinical necrotic enteritis (NE) is primarily caused by the gram-positive bacterium, Clostridium perfringens (Cp). The trend towards removal of in-feed antimicrobials and subsequent increased emergence of infection in poultry has resulted in a wid
Publikováno v:
Poultry Science, Vol 100, Iss 11, Pp 101417-(2021)
Poultry Science
Poultry Science
This study was conducted to investigate the effect of stocking density on growth performance, feather quality, serum hormone, and intestinal development of geese from 1 to 14 d of age. A total of 450 one-day-old geese were randomly allotted to 45 bat
Autor:
Arad Soffer, Shlomo Yahav, Y. Piestun, Orna Halevy, Sandra G. Velleman, Sharon Mordechay, Tomer Patael
Publikováno v:
Poultry Science. 98:3268-3277
Broiler chicks in the immediate posthatch handling period are exposed to thermal stress, with potentially harmful consequences for muscle growth and structure (e.g., less protein and more fat deposition). We addressed the effects of broiler chicks’
Publikováno v:
Poultry Science. 98:2919-2926
A total of 800 1-day-old Ross 308 male broiler chicks were used in a 5-wk feeding trial to evaluate the effects of commercial feed additive that is composed of blends of essential oil (EO; CRINA Poultry, DSM) and vitamin D3. The birds were randomly a
Publikováno v:
Poultry Science
Two experiments investigated the effect of sulfate and hydroxychloride trace minerals (TM), Zn, Cu, and Mn, in laying hens and broiler chickens. In Expt. 1, Lohmann Brown pullets (total of 1,344) at 21 wk of age were used for a 24-wk experiment. Each