Results 31 to 40 of about 34,223 (207)

Effects of dietary linseed oil and propionate precursors on ruminal microbial community, composition, and diversity in Yanbian yellow cattle. [PDF]

open access: yesPLoS ONE, 2015
The rumen microbial ecosystem is a complex system where rumen fermentation processes involve interactions among microorganisms. There are important relationships between diet and the ruminal bacterial composition.
Xiang Z Li   +5 more
doaj   +1 more source

Enhanced Ruminal Fermentation Parameters and Altered Rumen Bacterial Community Composition by Formulated Rumen Buffer Agents Fed to Dairy Cows with a High-Concentrate Diet

open access: yesAgriculture, 2021
The effects of rumen buffer agents on ruminal fermentation parameters and bacterial community composition were determined using in vitro and in vivo experiments in three rumen-cannulated, high-concentrate fed Holstein Friesian dairy cows. Experiment 1 in
Sonny C. Ramos   +8 more
doaj   +1 more source

Ammonia production by human faecal bacteria, and the enumeration, isolation and characterization of bacteria capable of growth on peptides and amino acids [PDF]

open access: yes, 2013
DA - 20130125 IS - 1471-2180 (Electronic) IS - 1471-2180 (Linking) LA - eng PT - Journal Article PT - Research Support, Non-U.S.
McKain, Nest   +2 more
core   +2 more sources

Modelling digestive constraints in non-ruminant and ruminant foregut-fermenting mammals

open access: yesComparative Biochemistry and Physiology Part A: Molecular & Integrative Physiology, 2008
It has been suggested that large foregut-fermenting marsupial herbivores, the kangaroos and their relatives, may be less constrained by food intake limitations as compared with ruminants, due mainly to differences in their digestive morphology and management of ingesta particles through the gut.
Munn, A J   +3 more
openaire   +5 more sources

Dietary supplementation of essential oils in dairy cows: evidence for stimulatory effects on nutrient absorption [PDF]

open access: yes, 2019
Results of recent in vitro experiments suggest that essential oils (EO) may not only influence ruminal fermentation but also modulate the absorption of cations like Na+, Ca2+ and NH4+ across ruminal epithelia of cattle and sheep through direct ...
Braun, H.-S.   +4 more
core   +1 more source

In vitro ruminal degradability of cereal grain starch

open access: yesCzech Journal of Animal Science, 2004
An in vitro method was used to determine ruminal degradability of starch (IVRDS) in a set of cereal grains. The set included 9 feed samples, including 2 samples of ground wheat, 2 samples of wheat treated with sodium hydroxide, ground barley, barley ...
O. Tománková, P. Homolka
doaj   +1 more source

Quantitative analysis of ruminal methanogenic microbial populations in beef cattle divergent in phenotypic residual feed intake (RFI) offered contrasting diets [PDF]

open access: yes, 2014
peer-reviewedBackground Methane (CH4) emissions in cattle are an undesirable end product of rumen methanogenic fermentative activity as they are associated not only with negative environmental impacts but also with reduced host feed ...
Carberry, Ciara A   +3 more
core   +2 more sources

Effects of Medicinal Herb Extracts on Ruminal Methanogenesis, Microbe Diversity and Fermentation System [PDF]

open access: yesAsian-Australasian Journal of Animal Sciences, 2016
This study was aimed to evaluate the in vitro effects of medicinal herb extracts (MHEs) on ruminal fermentation characteristics and the inhibition of protozoa to reduce methane production in the rumen.
Eun Tae Kim   +11 more
doaj   +1 more source

Effects of Gamma Irradiation Pretreatment and Exogenous Fibrolytic Enzyme Supplementation on the Ruminal Fermentation and Nutritional Value of Typha latifolia

open access: yesFermentation
Efficient bioconversion of lignocellulosic biomass into ruminant feed requires advanced strategies to enhance fiber degradation and ruminal fermentation efficiency. This study evaluates the synergistic effects of gamma irradiation (150 kGy) and exogenous
Khalil Abid
doaj   +1 more source

Effects of Lactobacillus acidophilus supplementation for improving in vitro rumen fermentation characteristics of cereal straws

open access: yesItalian Journal of Animal Science, 2017
We explored and compared the effects of four doses (0, 0.25 × 107, 0.50 × 107, and 0.75 × 107 cfu/mL) of Lactobacillus acidophilus supplementation on ruminal fermentation characteristics of maize stover and rice straw. The maximum gas production (Vf) for
Liang Chen   +3 more
doaj   +1 more source

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