The preparation of tritium-labelled polyethylene glycol and its use as a soluble rumen marker.
D000818:Animals; D005769:Gastrointestinal Motility; D006018:Glycols; D011874:Radiometry; D012417:Rumen / Q000502:physiology*; D012756:Sheep / Q000502:physiology*; D014316:Tritium
D006018:Glycols; D014316:Tritium