title: The nitrogen fix.
authors.forename: Erik
authors.initials: E
authors.lastname: Stokstad
mesh_terms: D000349:Africa; D001709:Biotechnology / Q000379:methods*; D018556:Crops, Agricultural / Q000235:genetics*; D005818:Genetic Engineering; D009586:Nitrogen Fixation; D057945:Self-Fertilization; D003313:Zea mays / Q000235:genetics