00670nam a2200181 a 450000100080000000500110000800800410001910000160006024501100007626001340018665000310032065000170035165000220036865000150039065000310040565300370043670000150047310544222016-03-14       2015    bl uuuu     u01u1 u    #d1 aTERRA, J.A.  aTwenty years no-till crop-pasture rotation systems impacts on soil organic carbon.h[electronic resource]  aIn: Abstract. International Soil Tillage Reserch Organization Conference (ISTRO), (20º, 2015, Nanjing, P.R. China), p. 49.c2015  aCARBONO ORGANICO DEL SUELO  aCERO LABOREO  aLABRANZA REDUCIDA  aROTACIONES  aSUSTENTABILIDAD PRODUCTIVA  aROTACIONES AGRÍCOLAS FORRAJERAS1 aMACEDO, I.