000 00513nam a2200133 a 4500
001 6650
003 20110215 00:00:00
004 MX-SIABUC
040 _aMX-SIABUC
100 _aDelgado, Jorge A.
_916732
245 _aCrop residue is a key for sustainig maximum food production and for conservation of our biosphere
599 _aVol.65, núm.5 (sep-cto, 2010)
773 0 _tJournal of Soil and Water Conservation
_dEstados Unidos de América : Soil and Water Conservation Society
_x0022-4561
_cAgronomía
_g2010 ( Vol.65, num. 5)
942 _2ddc
_cANS
999 _c4693
_d4693