Zobrazeno 1 - 10
of 91
pro vyhledávání: '"Peter V. Chrystal"'
Autor:
Mehdi Toghyani, Shemil Macelline, Juliano C. de Paula Dorigam, Peter V. Chrystal, Peter H. Selle, Sonia Y. Liu
Publikováno v:
Animal Nutrition, Vol 17, Iss , Pp 438-446 (2024)
The current feeding study was designed to validate the two dietary essential amino acid profiles (EAAP) established based on linear broken-line (LBL) and quadratic broken-line (QBL) models, in a previous study, against Evonik (AMINOHen) and breeder r
Externí odkaz:
https://doaj.org/article/d23d66c418914346b29ba120d9cce110
Autor:
Mukti Barua, M. Reza Abdollahi, Faegheh Zaefarian, Timothy J. Wester, Channarayapatna K. Girish, Peter V. Chrystal, Velmurugu Ravindran
Publikováno v:
Animal Nutrition, Vol 16, Iss , Pp 11-22 (2024)
Standardized ileal digestibility coefficients (SIDC) of nitrogen (N) and amino acids (AA) in two protein sources (soybean meal [SBM] and canola meal [CM]) were investigated at six broiler ages (d 7, 14, 21, 28, 35, and 42). Two assay diets were formu
Externí odkaz:
https://doaj.org/article/9192d94823644b1393455773c065ed85
Autor:
Shemil P. Macelline, Ian D. Godwin, Guoquan Liu, Jemma Restall, David I. Cantor, Bernard V. McInerney, Mehdi Toghyani, Peter V. Chrystal, Peter H. Selle, Sonia Yun Liu
Publikováno v:
Poultry Science, Vol 103, Iss 6, Pp 103698- (2024)
ABSTRACT: This study aimed to compare the inclusion of transgenic sorghums against commercially available sorghums on growth performance in broiler chickens. Isonitrogenous and isoenergetic diets were offered to a total 288 male Ross 308 broiler chic
Externí odkaz:
https://doaj.org/article/bb742b77c0d74e44a60b7a1897866d46
Autor:
Shemil P. Macelline, Michael T. Kidd, Peter V. Chrystal, Mehdi Toghyani, Peter H. Selle, Sonia Y. Liu
Publikováno v:
Animal Nutrition, Vol 15, Iss , Pp 399-408 (2023)
The primary objective of this study was to investigate the influence of high and low inclusions of non-bound amino acid (NBAA) in standard and reduced-crude protein (CP), wheat-based diets on growth performance in broiler chickens. Dietary treatments
Externí odkaz:
https://doaj.org/article/0ec1f11335f84868a465831a4a754a06
Autor:
Shemil P. Macelline, Peter V. Chrystal, Chanon Inanan, Mehdi Toghyani, Peter H. Selle, Sonia Yun Liu
Publikováno v:
Animal Nutrition, Vol 14, Iss , Pp 259-268 (2023)
The objective of this study was to investigate the effects of dietary crude protein (CP) concentrations, grain types and arginine:lysine ratios on performance parameters of broiler chickens. The 2 × 2 × 2 factorial array of dietary treatments harne
Externí odkaz:
https://doaj.org/article/e8e5f731f63c42f9b89fa9499de7b869
Autor:
Reza Barekatain, Peter V. Chrystal, Tanya Nowland, Amy F. Moss, Gordon S. Howarth, Thi Thu Hao Van, Robert J. Moore
Publikováno v:
Animal Nutrition, Vol 13, Iss , Pp 216-228 (2023)
The consequences of feeding broiler chickens with reduced protein (RP) diets for gut health and barrier function are not well understood. This study was performed to elucidate the effect of reducing dietary protein and source of protein on gut health
Externí odkaz:
https://doaj.org/article/59490806faaa43eba6b0f601c5b1a19c
Autor:
Ali Khoddami, Daniel K. Y. Tan, Valeria Messina, Peter V. Chrystal, Rebecca Thistlethwaite, Robert A. Caldwell, Richard Trethowan, Mehdi Toghyani, Shemil Macelline, Yunlong Bai, Peter H. Selle, Sonia Y. Liu
Publikováno v:
Agriculture, Vol 14, Iss 4, p 645 (2024)
Forty wheat samples of ten wheat varieties harvested from optimal or late sowings in 2019 and 2020 were evaluated for nutrient composition. This included crude protein (CP), starch, amino acids, minerals, phytate-phosphorus (phytate-P) and non-starch
Externí odkaz:
https://doaj.org/article/b1327e003f464b80b69712dc98e19d3e
Publikováno v:
Poultry Science, Vol 102, Iss 10, Pp 102932- (2023)
ABSTRACT: This study was designed to investigate the impacts of 2 energy densities (13.0 and 12.5 MJ/kg ME) in wheat-based diets with 3 tiers of CP concentrations (210, 190, and 170 g/kg) on the performance of broiler chickens. The parameters assesse
Externí odkaz:
https://doaj.org/article/75293b5fe14e4b7f8274d88129707cb8
Publikováno v:
Animal Nutrition, Vol 11, Iss , Pp 181-189 (2022)
The objective of this review is to identify the shortfalls of wheat-based, crude protein (CP)-reduced diets for broiler chickens as wheat is inferior to maize in this context but to inconsistent extents. Inherent factors in wheat may be compromising
Externí odkaz:
https://doaj.org/article/7e342ed4630b41fa9d0f03085b8aa608
Autor:
Craig W. Maynard, Michael T. Kidd, Peter V. Chrystal, Leon R. McQuade, Bernie V. McInerney, Peter H. Selle, Sonia Y. Liu
Publikováno v:
Animal Nutrition, Vol 10, Iss , Pp 1-11 (2022)
As lowering crude protein (CP) in poultry diets continues to minimize amino acid excess, it is important to understand the limiting order of amino acids and the impact of their deficiencies. Therefore, a pair of experiments were conducted to observe
Externí odkaz:
https://doaj.org/article/6624ba8a91d74cdca2a86dbc51bd84af