title: Effect of grinding and pelleting of hay on copper metabolism in sheep. Studies with radioactive copper.
mesh_terms: D000821:Animal Feed; D000818:Animals; D003300:Copper / Q000378:metabolism*; D005243:Feces / Q000032:analysis; D008297:Male; D006109:Poaceae; D012756:Sheep / Q000378:metabolism*
chemical_list: D003300:Copper