Arteriovenous differences in concentration of haemoglobin and urea across the forestomachs of sheep given lucerne chaff.
D000818:Animals; D001158:Arteries; D005260:Female; D006452:Hemoglobinometry; D000455:Medicago sativa; D012417:Rumen / Q000098:blood supply / Q000378:metabolism*; D012756:Sheep; D014508:Urea / Q000097:blood / Q000378:metabolism*; D014680:Veins
D014508:Urea