title: Plasma luteinizing hormone (LH) and progesterone levels in heifers on restricted energy intakes.
mesh_terms: D000821:Animal Feed; D000824:Animal Nutritional Physiological Phenomena; D000818:Animals; D002417:Cattle / Q000378:metabolism / Q000502:physiology*; D002849:Chromatography, Gas; D002855:Chromatography, Thin Layer; D003338:Corpus Luteum / Q000032:analysis / Q000033:anatomy & histology; D004971:Estrus; D005260:Female; D007986:Luteinizing Hormone / Q000097:blood*; D008722:Methods; D009929:Organ Size; D011247:Pregnancy; D011374:Progesterone / Q000032:analysis / Q000097:blood*; D011485:Protein Binding; D011863:Radioimmunoassay; D012820:Silage; D003313:Zea mays
chemical_list: D011374:Progesterone; D007986:Luteinizing Hormone