"Soil biochemistry." . . "Soil biochemistry" . . . "Degradation" . . "Terreno agrario - Contenuto in sostanze organiche." . . "Soils" . . "Talajbiokémia." . . "Sòls." . . "Edafologia." . . "Sols Chimie." . . "Sols - Chimie." . "Humus." . . "Humus" . "Chemische Eigenschaft." . . "Soil chemistry" . . "Nutrients" . . "Humusz." . . "Química dels sòls" . . "Organic matter" . . "Methods" . . "Soil biology" . . "Soil chemicophysical properties" . . "Biochemistry" . . "Terreno agrario - Microbiologia." . . "Suelos Bioquímica." . . "Humic acids" . . "Sols Biochimie." . . "Sols - Biochimie." . . . . . "Humus chemistry : genesis, compositions, reactions" . . "Humus chemistry genesis, composition, reactions" . "Humus chemistry genesis, composition, reactions"@en . . "Humus chemistry : Genesis, composition, reactions" . . . "Organic matter in soils: pools, distribution, transformations, and function; extraction, fractionation, and general chemical composition of soil organic matter; organic forms of soil nitrogen; native fixed ammonium and chemical reactions of organic matter with ammonia and nitrite; organic phosphorus and sulfur compounds; soil carbohydrates; soil lipids; biochemistry of the formation of humic substances; reactive functional groups; structural components of humic and fulvic acids as revealed by degradation methods; characterization of soil organic matter by NMR spectroscopy and analytical pyrolysis; structural basis of humic substances; spectroscopic approaches; colloidal properties of humic substances; electrochemical and ion-exchange properties of humic substances; organic matter reactions involving metal ions in soil; stability constantes of metal complexes with humic substances; clay-organic complexes and formation of stable aggregates; organic matter reactions involving pestices in soil; role of organic matter in pedogenic processes." . . . . . . . . . . . "Humus chemistry: genesis, composition, reactions" . . . . . . . . . . . . . . . "Organic matter in soils: distribution, transformations, and function. Extraction, fractionation, and general chemical composition of soil organic matter. Organic forms of soil nitrogen. Native fixed ammonium and chemical reactions of organic matter with ammonia and nitrite. Organic phosphorus and sulfur compounds. Soil carbohydrates. Soil lipids. Biochemistry of the formation of humic substances. Reactive functional groups. Structural components of humic and fulvic acids as revealed by degradation methods. Characterization of soil organic matter by NMR spectroscopy and analytical pyrolysis. Structural basis of humic substances. Spectroscopic approaches. Colloidal properties of humic substances. Electrochemical and ion-exchange properties of humic substances. Organic matter reactions involving metal ions in soil. Stability constants of metal complexes with humic substances. Clay-organic complexes and formation of stable aggregates. Organic matter reactions involving pesticides in soil. Role of organic matter in pedogenic processes." . . . . . . . . . . . . . . . "Humus chemistry : genesis, composition, reactions"@en . "Humus chemistry : genesis, composition, reactions" . . . . . . . . . "Matériel didactique" . . . "Chemie." . . "Bodenchemie." . .