00425nam a2200181 a 450000100080000000500110000800800410001910000240006024500390008426000220012330000090014565000120015465000140016665000130018065000180019365000150021165300170022611795612000-07-31       1981    bl uuuu      00u1 u    #d1 aPEREIRA NETO, J. T.  aEcologia, meio ambiente e poluicao  aVicosa: UFVc1981  a83p.  aecology  apollution  aEcologia  aMeio Ambiente  aPoluição  aEnvironments