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In vivo Abstract for subscribers

Effects of partial or full replacement of soybean meal with urea or coated urea on intake, performance, and plasma urea concentrations in lactating dairy cows

Rauch R, Nichols K, de Carvalho IPC, Daniel JB, Martín-Tereso J, Dijkstra J 2025 Journal of animal physiology and animal nutrition

Abstract

We expected mitigation of the hypophagic effects of urea (U) with a coated urea (CU) product that aimed to partially shift urea supply to the post-ruminal gastrointestinal tract. Ruminal release and post-ruminal digestibility of CU was evaluated in vitro, followed by a randomised complete block experiment (54…

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Studied ingredients

Species involved

Dairy cow

Keywords

Nitrogen efficiencyAmmonia ToxicityNon‐Protein NitrogenHuman‐edible Protein EfficiencyUrea Toxicity

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