Response of soil microorganisms to the addition of carbon, nitrogen and phosphorus in a forest Rendzina

amendement du sol ammonium nitrate azote biologie du sol biomasa biomass biomasse carbon carbone carbono champignon du sol enmiendas del suelo extraction fagus sylvatica forest litter forest soils fosfatos (sales) fosforo fumigation glucosa glucose hojarasca forestal hongos del suelo methode methodology methods microorganisme microorganismos microorganisms nitrate d'ammonium nitrato de amonio nitrogen phosphate (sel) phosphates (salts) phosphore phosphorus rendzinas rendzine respiration sodio sodium soil soil amendments soil biology soil fungi sol suelo suelo forestal