title: Urea and aldrin in all-concentrate and high roughage diets fed to diethystilbestrol-implanted heifers.
mesh_terms: D000311:Adrenal Glands / Q000187:drug effects; D000821:Animal Feed; D000818:Animals; D001835:Body Weight; D002417:Cattle / Q000254:growth & development*; D004044:Dietary Proteins; D004054:Diethylstilbestrol / Q000494:pharmacology*; D004971:Estrus / Q000187:drug effects; D005260:Female; D005503:Food Additives / Q000494:pharmacology; D006863:Hydrogen-Ion Concentration; D009281:Naphthalenes / Q000494:pharmacology*; D009929:Organ Size; D011247:Pregnancy; D012417:Rumen / Q000187:drug effects; D013961:Thyroid Gland / Q000187:drug effects; D014508:Urea / Q000494:pharmacology*
chemical_list: D004044:Dietary Proteins; D005503:Food Additives; D009281:Naphthalenes; D004054:Diethylstilbestrol; D014508:Urea