Results 21 to 30 of about 30,611 (123)

Microbial Engineering to Mitigate Methane Emissions in Ruminant Livestock -- A Review [PDF]

open access: yesarXiv, 2023
The most recent and promising strategies for mitigating methane emissions in ruminants are reviewed highlighting the potential of reductive acetogenesis as a viable alternative to methanogenesis. The emergence of Clustered Regularly Interspaced Short Palindromic Repeats (CRISPR) technology, and its exceptional precision in genome editing, further ...
arxiv  

Efficacy of mannan-oligosaccharide and live yeast feed additives on performance, rumen morphology, serum biochemical parameters and muscle morphometric characteristics in buffalo calves [PDF]

open access: yesarXiv, 2023
The objective of the current study was to assess the effect of dietary supplementations of mannan-oligosaccharide, live yeast, and a combination of these two additives on growth performance, histo-morphology of the rumen, and muscle morphometric attributes in buffalo calves.
arxiv  

The Extremes in Intra-Night Blazar Variability: The S4 0954+65 Case [PDF]

open access: yes, 2016
We present results of optical observations of the extremely violently variable blazar S4 0954+65 on intra-night time scales. The object showed flux changes of up to 100% within a few hours. Time delays between optical bands, color changes and "rms-flux" relations are investigated and the results are discussed in terms of existing models of blazar ...
arxiv   +1 more source

Degradación ruminal de materia seca y proteína y composición química de canutillo (Panicum elephantipes) y camalote (Eichhornia crassipes)

open access: yesSemiárida, 2020
El objetivo fue identificar especies vegetales forrajeras nativas y naturalizadas de las islas del delta del río Paraná y estudiar las fracciones que se degradan en el rumen.
R. Figallo   +3 more
doaj  

The Bulgarian Flat Tax is No Longer What It Was

open access: yesFinance, Accounting and Business Analysis, 2021
The idea of a flat tax dates to the middle of the last century. At the end of the 20thand the beginning of the 21stcentury it finds practical realization in many countries of Central and Eastern Europe (including Bulgaria). However, our tax is
Rumen Brussarski
doaj  

Interrogating the viral dark matter of the rumen ecosystem with a global virome database

open access: yesNature Communications, 2023
The diverse rumen virome can modulate the rumen microbiome, but it remains largely unexplored. Here, we mine 975 published rumen metagenomes for viral sequences, create a global rumen virome database (RVD), and analyze the rumen virome for diversity ...
Ming Yan   +6 more
doaj   +1 more source

Optical Continuum Variability of the Active Galaxy Mrk 279 - Implications for Different Accretion Regimes [PDF]

open access: yes, 2003
We present results from a recent broad-band monitoring in optics of the Seyfert 1 type galaxy Mrk 279. We build and analyse the BVRI light curve covering a period of seven years (1995 - 2002). We also show some evidence for the existence of two different states in brightness and suggest, based on a modelling of the optical continuum, that these states ...
arxiv   +1 more source

Towards the New Abnormal

open access: yesIdentities, 2020
Author(s): Rumen Rachev Title (English): Towards the New Abnormal Journal Reference: Identities: Journal for Politics, Gender and Culture Publisher: Institute of Social Sciences and Humanities - Skopje   Page Range: 104 Page Count: 1 ...
Rumen Rachev
doaj   +2 more sources

Dynamics of rumen gene expression, microbiome colonization, and their interplay in goats

open access: yesBMC Genomics, 2021
Background Preweaned rumen development is vital for animal health and efficient fermentation. In this study, we integrated ruminal transcriptomic and metagenomic data to explore the dynamics of rumen functions, microbial colonization, and their ...
Xiangyu Pan   +6 more
doaj   +1 more source

A search for chaos in the optical light curve of a blazar: W2R 1926+42 [PDF]

open access: yesA&A 576, A17 (2015), 2015
In this work we search for signatures of low-dimensional chaos in the temporal behavior of the Kepler-field blazar W2R 1946+42. We use a publicly available, ~160000 points long and mostly equally spaced, light curve of W2R 1946+42. We apply the correlation integral method to both -- real datasets and phase randomized "surrogates".
arxiv   +1 more source

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