Zobrazeno 1 - 10
of 760
pro vyhledávání: '"K.A. Beauchemin"'
Publikováno v:
Journal of Dairy Science, Vol 105, Iss 12, Pp 9623-9638 (2022)
ABSTRACT: A simulation study was conducted to examine accuracy of estimating daily O2 consumption, CO2 and CH4 emissions, and heat production (HP) using a spot sampling technique and to determine optimal spot sampling frequency (FQ). Data were obtain
Externí odkaz:
https://doaj.org/article/b4f2191c12f44ebeb751b7891b796150
Autor:
T. Ran, Y. Liu, J.Z. Jiao, C.S. Zhou, S.X. Tang, M. Wang, Z.X. He, Z.L. Tan, W.Z. Yang, K.A. Beauchemin
Publikováno v:
Animal, Vol 13, Iss 3, Pp 509-517 (2019)
The gastrointestinal tract (GIT) of animals is capable of sensing various kinds of nutrients via G-protein coupled receptor-mediated signaling transduction pathways, and the process is known as ‘gut nutrient chemosensing’. GPR40, GPR41, GPR43 and
Externí odkaz:
https://doaj.org/article/ce9d6f496aa54d4faf3aedb10ebfa3db
Publikováno v:
Animal, Vol 13, Iss 5, Pp 975-982 (2019)
Hydrogen is an important intermediate that is produced during carbohydrate fermentation to volatile fatty acid and utilized by methanogens to produce methane in the rumen. Ruminal volatile fatty acid and dissolved methane concentrations are more than
Externí odkaz:
https://doaj.org/article/5ae8655bc224484592141db94ce62dfb
Publikováno v:
Animal, Vol 13, Iss 11, Pp 2527-2535 (2019)
Heat stress is a major problem for dairy cows in hot climates, thus coping strategies are essential. This study evaluated the effects of increasing diet fermentability on intake, total tract digestibility, ruminal pH and volatile fatty acids (VFA) pr
Externí odkaz:
https://doaj.org/article/09a371ef78924f0a8649a53cb0acb08a
Publikováno v:
Animal, Vol 14, Iss , Pp s2-s16 (2020)
Meat and milk from ruminants provide an important source of protein and other nutrients for human consumption. Although ruminants have a unique advantage of being able to consume forages and graze lands not suitable for arable cropping, 2% to 12% of
Externí odkaz:
https://doaj.org/article/284aa49424a54a4f8324908ec3865c9c
Publikováno v:
Animal, Vol 11, Iss 1, Pp 68-77 (2017)
The study determined the performance of equations to predict enteric methane (CH4) from beef cattle fed forage- and grain-based diets. Many equations are available to predict CH4 from beef cattle and the predictions vary substantially among equations
Externí odkaz:
https://doaj.org/article/fab7a1a5350e44d0a15dcedcd2167b80
Publikováno v:
Animal, Vol 10, Iss 7, Pp 1164-1172 (2016)
The relative contribution of ruminal short-chain fatty acid (SCFA) absorption and salivary buffering to pH regulation could potentially change under different dietary conditions. Therefore, the objective of this study was to investigate the effects o
Externí odkaz:
https://doaj.org/article/39b6d956fd834e75bcca6d87b830eee1
Publikováno v:
Animal, Vol 12, Iss , Pp s445-s456 (2018)
There is growing evidence on the extent to which projected changes in climate, including increases in atmospheric levels of carbon dioxide, higher temperatures, changes in amount, seasonality and variability of precipitation and increases in extreme
Externí odkaz:
https://doaj.org/article/7cb1daa5ac4b4e9daec671dac07593ee
Autor:
G.O. Ribeiro, Jr, L.C. Gonçalves, L.G.R. Pereira, A.V. Chaves, Y. Wang, K.A. Beauchemin, T.A. McAllister
Publikováno v:
Animal, Vol 9, Iss 7, Pp 1153-1162 (2015)
In vitro batch cultures were used to screen four fibrolytic enzyme mixtures at two dosages added to a 60 : 40 silage : concentrate diet containing the C4 tropical grass Andropogon gayanus grass ensiled at two maturities – vegetative stage (VS) and
Externí odkaz:
https://doaj.org/article/c663d5b5db8e40f1a8430447c067fd48
Publikováno v:
Animal, Vol 9, Iss 10, Pp 1740-1746 (2015)
The objectives of this study were to determine: (1) the effect of wheat dried distillers grain with solubles (DDGS) inclusion, and (2) dietary feed enzyme (FE; Econase XT) supplementation in a finishing diet containing wheat DDGS on fatty acid profil
Externí odkaz:
https://doaj.org/article/c7e0be09805349f39e2eef576bf44d94