Evidence map›Paper›PMID 40468730›Full record

ArticleAnimal bioscience2026

Grazing practice affects the growth performance, meat quality and nutritional composition, and fecal microbiota of fattening yaks.

KeWei Hu, Qi Wu, Tianxiang Chen, Jiakun Wang, Zhixianghi Zhu, Yulei Shen, Chong Wang, Xiaoshi Wei

Abstract read
In one paragraph

Article in Animal bioscience, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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0citing papers in PubMed
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1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

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Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

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0 citing papers in PubMed.

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4 · The record

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PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

8 authors.

KeWei HuCollege of Animal Science and Technology & College of Veterinary Medicine, Zhejiang A&F University, Key Laboratory of Applied Technology on Green-Eco-Healthy Animal Husbandry of Zhejiang Province, Hangzhou, China.
Qi WuCollege of Animal Science and Technology & College of Veterinary Medicine, Zhejiang A&F University, Key Laboratory of Applied Technology on Green-Eco-Healthy Animal Husbandry of Zhejiang Province, Hangzhou, China.
Tianxiang ChenAnimal Husbandry and Veterinary Service Center, Ruoergai, China.
Jiakun WangCollege of Animal Science, Zheijiang University, Hangzhou, China.
Zhixianghi ZhuRuoergai Grassland Dawn Feeds Co., Ltd., Ruoergai Grassland Dawn Modern Livestock Co., Ltd., Ruoergai, China.
Yulei ShenCollege of Animal Science and Technology & College of Veterinary Medicine, Zhejiang A&F University, Key Laboratory of Applied Technology on Green-Eco-Healthy Animal Husbandry of Zhejiang Province, Hangzhou, China.
Chong WangCollege of Animal Science and Technology & College of Veterinary Medicine, Zhejiang A&F University, Key Laboratory of Applied Technology on Green-Eco-Healthy Animal Husbandry of Zhejiang Province, Hangzhou, China.
Xiaoshi WeiCollege of Animal Science and Technology & College of Veterinary Medicine, Zhejiang A&F University, Key Laboratory of Applied Technology on Green-Eco-Healthy Animal Husbandry of Zhejiang Province, Hangzhou, China.

Funding

Nagqu Science and Technology Plan Project NQKJ-2023-08National Natural Science Foundation of China 32172742National Natural Science Foundation of China 32202688Zhejiang Provincial Science and Technology Plan Project 2025C04036Zhe Nong Ying Cai Project
6 · The paper itself

Abstract

objectiveLivestock grazing is the primary practice in alpine meadows, which is closely related to animal performance and ecosystem functions. This study aimed to evaluate the effects of grazing practice on the growth performance, meat nutritional composition and shelf life, and fecal nutrient and microbiota of yaks.

methodsTwenty-four male yaks (217.62±5.74 kg) were randomly divided into 2 groups for a 60 d fattening experiment: grazing (G) group and grazing and supplementary feeding (GS) group. The yaks in the G group were grazed only on pastures, without any supplements. The yaks in the GS group were not only grazed on natural pastures, also supplemented with the concentrate mix based on the body weight after grazing.

resultsSupplementary feeding concentrate mix after grazing significantly increased the body weight (p<0.01) and average daily gain (p<0.01) of yaks. The results indicated that supplementary feeding reduced meat shear force (p = 0.04), increased the a* value (p<0.01), the b* value (p = 0.04) and the ether extract content (p = 0.03), and extended the shelf life by 3.4 h. The total amino acid content increased (p<0.01) and promoted the deposition of monounsaturated fatty acids (p<0.01) and polyunsaturated fatty acids (p<0.01). The output concentration of nitrogen in feces was increased (p = 0.04), and the 16S rRNA sequencing results showed that grazing with supplementary feeding significantly increased the relative abundance of key genera, including Alistipes, UCG-009, Tuzzerella, Family_XIII_UCG-001, and Erysipelatoclostridium, which are associated with nutrient absorption, fiber degradation, and metabolism.

conclusionPost-grazing concentrate mix supplementation improved yak growth, meat quality, and shelf life, likely via enhanced amino acid and fatty acid deposition, nitrogen retention, and gut microbial shifts, which may ffers new insights into nutrient metabolism and feeding strategies for high-altitude livestock.

Indexed as

Fecal MicrobiotaGrazing PracticeMeat Nutritional CompositionShelf LifeYak

Identifiers

PMID40468730
PMCPMC12754448

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.