title: Research on the biological processes of ammonification in the soil; ammonification and humification of sandy soils.
mesh_terms: D000641:Ammonia; D064751:Ammonium Compounds; D000644:Quaternary Ammonium Compounds
chemical_list: D064751:Ammonium Compounds; D000644:Quaternary Ammonium Compounds; D000641:Ammonia
keywords: AMMONIA AND AMMONIUM COMPOUNDS
vernacular_title: Recherches sur les processus biologiques d'ammonification dans le sol; ammonification et humification des terraine sableux.