Immobilization in fixed film reactors: an ultrastructural approach

activated carbon alomado arcilla arena argile billonnage biomasa biomass biomasse bioreactors biorreactores bricks brique calcaire caliza casuarina charbon actif chlorides chlorure clay cloruros concha conditionnement coquille depth dimension dimensions empaquetado esponjas fibras fibre fibres glass grava gravel gravier jute ladrillos limestone microorganisme microorganismos microorganisms minerales minerals packaging paille paja piedras pierre plastics polimeros polipropileno poliuretano polymere polymers polypropylene polyurethane profondeur profundidad pumice ridging sable sand soil sol sponges stones straw suelo verre vidrio yute