Summary
This study investigates seasonal variation in rumen microbial adaptability and its relationship with fermentation efficiency and nutrient digestion in Horqin beef cattle managed under a combined grazing and supplementary feeding system. By sampling across different seasons, the authors likely characterise shifts in microbial community structure — including key fibrolytic and amylolytic genera — and link these to functional changes in fermentation end-products and feed utilisation. The findings contribute to understanding how diet composition changes driven by season influence the rumen microbiome and, in turn, productive efficiency in extensively managed beef systems.
UK applicability
The study is specific to a semi-arid, seasonally variable grazing context in Inner Mongolia, China, which differs considerably from UK pasture-based beef systems; however, the principle that seasonal forage quality shifts alter rumen microbial communities and fermentation efficiency is broadly relevant to UK producers managing cattle on mixed or rotational grazing systems, particularly where winter supplementary feeding is practised.
Key measures
Rumen microbial diversity indices; relative abundance of rumen bacterial taxa; volatile fatty acid (VFA) concentrations; rumen pH; ammonia nitrogen (NH3-N); dry matter digestibility; neutral detergent fibre (NDF) and acid detergent fibre (ADF) digestibility
Outcomes reported
The study examined how rumen microbial community composition and adaptability shift across seasons in Horqin beef cattle under grazing and supplementary feeding regimes, and assessed corresponding changes in rumen fermentation parameters and nutrient digestibility.
Topic tags
Dig deeper with Pulse AI.
Pulse AI has read the whole catalogue. Ask about this record, its theme, or how the findings apply to UK farming and policy — every answer cites the underlying studies.