00640nam a2200253 a 450000100080000000500110000800800410001910000120006024500570007225000080012926000410013730000110017849000350018965000160022465000210024065000120026165000180027365000130029165000230030465000100032765000210033765000100035870000180036810300802022-05-16       2009    bl uuuu     u00u1 u    #d1 aLAL, R.  aSoil carbon sequestration and the greenhouse effect.  a2a.  aMadison, Wisconsin (USA): SSSAc2009  a409 p.  a(SSA Special Publicaction, 57)  aAGRICULTURA  aCAMBIO CLIMATICO  aCARBONO  aCONTAMINANTES  aDINAMICA  aEFECTO INVERNADERO  aGASES  aQUIMICA DE SUELO  aSUELO1 aFOLLETT, R.F.