Transfer of urea from the blood to the rumen of sheep.

  title={Transfer of urea from the blood to the rumen of sheep.},
  author={Paul M Kennedy and Larry P Milligan},
  journal={The British journal of nutrition},
  volume={40 1},
1. The rate of transfer of plasma urea-nitrogen to rumen ammonia was measured by infusion of 15NH4Cl and [15N]urea into sheep given brome grass (Bromus inermis) or lucerne (Medicago sativa) pellets. Urea was infused into the rumen or abomasum of two sheep given brome grass in order to increase the concentration of rumen ammonia. 2. From 6.2 to 9.8 g/d of plasma urea-N were transferred to the rumen of sheep given brome grass pellets and a measurement of 1.3 g nitrogen/d was obtained for a sheep… CONTINUE READING