title: Relative and qualitative aspects of aerial bacteria and dust in swine houses.
mesh_terms: D000391:Air Microbiology; D000818:Animals; D001419:Bacteria / Q000254:growth & development / Q000302:isolation & purification; D003470:Culture Media; D004391:Dust; D006799:Housing, Animal; D009584:Nitrogen / Q000032:analysis; D010316:Particle Size; D013552:Swine
chemical_list: D003470:Culture Media; D004391:Dust; D009584:Nitrogen