title: Plant genotype effects on nitrogen fixation in grasses.
mesh_terms: D005838:Genotype; D009586:Nitrogen Fixation; D009591:Nitrogenase / Q000235:genetics; D012275:Oryza / Q000235:genetics; D010944:Plants / Q000201:enzymology / Q000235:genetics*; D014908:Triticum / Q000235:genetics; D003313:Zea mays / Q000235:genetics
chemical_list: D009591:Nitrogenase