Ration effect on polyethylene glycol as a rumen marker.
D000821:Animal Feed; D000818:Animals; D003369:Cottonseed Oil / Q000378:metabolism; D005260:Female; D005402:Fistula; D006018:Glycols / Q000032:analysis / Q000378:metabolism*; D000455:Medicago sativa; D011095:Polyethylenes / Q000032:analysis / Q000378:metabolism*; D012159:Reticulum / Q000032:analysis; D012417:Rumen / Q000032:analysis / Q000378:metabolism*; D012756:Sheep / Q000378:metabolism*
D003369:Cottonseed Oil; D006018:Glycols; D011095:Polyethylenes