00570naa a2200193 a 450000100080000000500110000800800410001910000180006024501350007826000090021365000120022265000200023465000140025465000120026865000090028070000160028970000170030577300540032216129421995-06-27       1989    bl ---       0--  u    #d1 aBLANCHART, E.  aEffects of two species of tropical earthworms (OligochaetabEudrilidae) on the size distribution of aggregates in an African soil.  c1989  aCerrado  aFísica do Solo  aGramínea  aMinhoca  aSolo1 aLAVELLE, P.1 aSPAIN, A. V.  tRev. Ecol. Biol. Solgv.26, n.4, p.417-425, 1989.