[Methods of determination of the enzymes activity in soil environment]

analytical methods biologie du sol catalasa catalase cellulase cellulolytic microorganisms celulasa crop residues cycle de l'azote enzimas enzyme enzyme activity enzymes esterasas esterase esterases fructofuranosidasa fructofuranosidase metabolism metabolisme metabolismo metabolites metabolitos methode methods microorganisme microorganismos microorganisms mineralisation mineralization nitrogen cycle organic matter oxidoreductases oxidorreductasas poland pologne polonia polyholoside polysaccharides residuos de cosechas soil soil biology sol suelo technique analytique