litière de surface

OBS: (...) le rôle principal de la litière de surface (matière organique non incorporée au sol) est de maintenir de bonnes conditions de sol, c'est-à-dire des conditions favorables à l'infiltration.

OBS: The most important influence of surface litter (unincorporated organic matter) in forests is in its maintenance of ""good"" soil conditions; that is, soil conditions favourable to infiltration.