Neutron activation analysis of dysprosium (a potential inert marker) in hay and feces.
D000201:Activation Analysis; D000821:Animal Feed / Q000032:analysis*; D000818:Animals; D002417:Cattle / Q000378:metabolism; D004419:Dysprosium / Q000032:analysis*; D005243:Feces / Q000032:analysis*; D006207:Half-Life; D000455:Medicago sativa / Q000032:analysis; D009501:Neutron Activation Analysis / Q000379:methods; D011868:Radioisotopes / Q000032:analysis*
D011868:Radioisotopes; D004419:Dysprosium