title: Natural organic tendency.
authors.forename: Nico
authors.initials: N
authors.lastname: van Breemen
mesh_terms: D000818:Animals; D001272:Atmosphere; D017753:Ecosystem; D005618:Fresh Water; D006801:Humans; D009584:Nitrogen / Q000378:metabolism*; D009656:North America; D010944:Plants / Q000378:metabolism; D000644:Quaternary Ammonium Compounds / Q000378:metabolism; D013020:South America
chemical_list: D000644:Quaternary Ammonium Compounds; D009584:Nitrogen