Results 31 to 40 of about 16,113 (329)

Concentrate supplementation improves cold-season environmental fitness of grazing yaks: responsive changes in the rumen microbiota and metabolome

open access: yesFrontiers in Microbiology, 2023
Yak (Bos grunniens) is an important economic animal species on the Qinghai-Tibet Plateau. Yaks grazed in the cold season often suffer from nutritional stress, resulting in low production performance. This situation can be improved by properly feeding the
Simeng Yi   +7 more
semanticscholar   +1 more source

Dietary supplementation with glutamine improves gastrointestinal barrier function and promotes compensatory growth of growth-retarded yaks

open access: yesAnimal, 2021
The growth retardation of yaks commonly exists on the Tibetan Plateau, and the gastrointestinal barrier function of growth-retarded yaks is disrupted.
J. Ma   +7 more
doaj   +1 more source

Comparative analysis of gut fungal composition and structure of the yaks under different feeding models

open access: yesFrontiers in Veterinary Science, 2023
The yaks that inhabit the Tibetan plateau are a rare breed that is closely related to local economic development and human civilization. This ancient breed may have evolved a unique gut microbiota due to the hypoxic high-altitude environment.
Yanbin Zhu   +8 more
semanticscholar   +1 more source

Yak genetic resources of India: distribution, types and characteristics

open access: yesIndian Journal of Animal Sciences, 2020
In India, the yaks are reared by the people residing between 3,000 and 5,000 meters above mean sea level in the states of Jammu-Kashmir, Himachal Pradesh, Uttrakhand, Sikkim, Arunachal Pradesh and West Bengal.
RAHUL BEHL   +5 more
doaj   +1 more source

Ruminal Fluid Transplantation Accelerates Rumen Microbial Remodeling and Improves Feed Efficiency in Yaks

open access: yesMicroorganisms, 2023
Simple Summary The yak is a unique species found on the Tibetan plateau, adapted to the high-altitude, low-oxygen environment, providing meat, milk, and other resources to local herders, and is an indispensable means of production and livelihood for ...
Yan Li   +11 more
semanticscholar   +1 more source

High energy level diet improves the growth performance and rumen fermentation of yaks in cold weather

open access: yesFrontiers in Veterinary Science, 2023
To date, no research has been done on energy requirements for yaks in Tibetan cold weather. The findings of the current study provide proper energy requirements for yaks would facilitate scientific feeding of fattening yaks in cold weather.
Yanbin Zhu   +11 more
semanticscholar   +1 more source

Comparison of rumen archaeal diversity in adult and elderly yaks (Bos grunniens) using 16S rRNA gene high-throughput sequencing

open access: yesJournal of Integrative Agriculture, 2017
This study was conducted to investigate the phylogenetic diversity of archaea in the rumen of adult and elderly yaks. Six domesticated female yaks, 3 adult yaks ((5.3±0.6) years old), and 3 elderly yaks ((10.7±0.6) years old), were used for the rumen ...
Li-zhi WANG   +4 more
doaj   +1 more source

Isolation and Characteristics of a Novel Aichivirus D from Yak

open access: yesMicrobiology Spectrum, 2023
Aichivirus D (AiV-D) is a newly emerging Kobuvirus detected in bovine and sheep, and information is limited regarding its biological significance and prevalence. This study aimed to explore both the prevalence and characteristics of AiV-D in yaks.
Nan Yan   +5 more
doaj   +1 more source

Exploring the temporal dynamics of rumen bacterial and fungal communities in yaks (Bos grunniens) from 5 days after birth to adulthood by full-length 16S and 18S rRNA sequencing

open access: yesFrontiers in Veterinary Science, 2023
The rumen of ruminants is inhabited by complex and diverse microorganisms. Young animals are exposed to a variety of microorganisms from their mother and the environment, and a few colonize and survive in their digestive tracts, forming specific ...
Shuli Yang   +8 more
semanticscholar   +1 more source

Intestine microbiota and SCFAs response in naturally Cryptosporidium-infected plateau yaks

open access: yesFrontiers in Cellular and Infection Microbiology, 2023
Diarrhea is a severe bovine disease, globally prevalent in farm animals with a decrease in milk production and a low fertility rate. Cryptosporidium spp. are important zoonotic agents of bovine diarrhea.
Hailong Dong   +10 more
semanticscholar   +1 more source

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