00411nam a2200133 a 450000100080000000500110000800800410001902000190006010000160007924501070009526000240020230000110022649000400023718141191995-11-24       1977    bl uuuu      00u1 u    #d  a2-7099-0440-3 1 aCHAUVEL, A.  aRecherches sur la transformation des sols ferrallitiques dans la zone tropicale a saisons contrastees.  aParis: ORSTOMc1977  a532 p.  a(ORSTOM. Travaux et Documents, 62).