title: Nitrogen fixation by the rumen contents of sheep.
mesh_terms: D000114:Acetylene / Q000378:metabolism; D000693:Anaerobiosis; D000821:Animal Feed; D000818:Animals; D001407:Bacillus / Q000378:metabolism; D001419:Bacteria / Q000201:enzymology / Q000378:metabolism*; D050260:Carbohydrate Metabolism; D005750:Gastric Juice / Q000382:microbiology*; D005947:Glucose / Q000378:metabolism; D008297:Male; D008965:Molasses; D009586:Nitrogen Fixation; D009587:Nitrogen Isotopes; D009591:Nitrogenase / Q000378:metabolism; D010084:Oxidation-Reduction; D006109:Poaceae; D012417:Rumen / Q000382:microbiology*; D012756:Sheep
chemical_list: D009587:Nitrogen Isotopes; D009591:Nitrogenase; D005947:Glucose; D000114:Acetylene