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August 15, 2025

Impact of supplementing different sources of non-protein nitrogen on ruminal fermentation, nutrient digestibility, and microbial protein synthesis in beef cattle consuming a corn silage-based diet.

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Authors

JVJuan VargasFTFederico TarnonskyAMAraceli Maderal

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Overview

Experiment evaluates the impact of non-protein nitrogen sources on ruminal fermentation and microbial protein synthesis in beef cattle, suggesting dietary adjustments may enhance nutrient utilization.

Key Points

  • Steers supplemented with urea-biuret consumed more dry matter than those with urea-biuret-nitrate, indicating a preference for certain non-protein nitrogen sources.
  • Animals consuming urea-biuret-nitrate digested more acid detergent fiber, highlighting differences in nutrient digestibility among treatments.
  • Rumen fermentation metrics like microbial N flow were consistent, showing minimal variation among non-protein nitrogen treatments.
  • Lower ammonia concentration was observed in steers supplemented with urea-biuret-nitrate compared to other treatments, suggesting a potential benefit for rumen health.

Cite This Study

Vargas et al. (2025) studied this question.

synapsesocial.com/papers/68a365560a429f797332b245https://doi.org/10.1093/jas/skaf272
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Also Consider

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