title: Gestation and feed intake effects on rate of passage of chromic oxide in beef heifers.
mesh_terms: D000818:Animals; D002417:Cattle / Q000378:metabolism*; D002857:Chromium; D005243:Feces / Q000032:analysis; D005260:Female; D010087:Oxides / Q000378:metabolism*; D011247:Pregnancy; D011270:Pregnancy, Animal
chemical_list: D010087:Oxides; D002857:Chromium