Effects of dietary extrusion on rumen fermentation, nutrient digestibility, performance and milk composition of dairy cattle: a meta-analysis

Autor: Sazli Tutur Risyahadi, Rima Shidqiyya Hidayati Martin, Novia Qomariyah, Suryahadi Suryahadi, Heri Ahmad Sukria, Anuraga Jayanegara
Jazyk: angličtina
Rok vydání: 2023
Předmět:
Zdroj: Animal Bioscience, Vol 36, Iss 10, Pp 1546-1557 (2023)
Druh dokumentu: article
ISSN: 2765-0189
2765-0235
DOI: 10.5713/ab.23.0012
Popis: Objective The present study aimed to evaluate the effects of extruded and unextruded feeding on the performance, milk composition, digestibility and ruminal fermentation of dairy cows through a meta-analysis. Methods The database was compiled from 53 studies in Scopus and PubMed. The data were analyzed using a random effects model in OpenMEE software. Extruded feed was grouped as the experiment group while and the others as control group. The bias of publication in the main parameter of dairy performance was evaluated by a funnel plot. Results The result showed that extruded feed enhanced the milk yield, dry matter and crude protein digestibility, butyrate and valerate acid production (p
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