000 005240000a22002170004500
041 0 _aEn
650 1 4 _9145076
_aECOLOGIA
650 1 0 _aMEDIO AMBIENTE
_9133840
650 1 4 _9162032
_aRECURSOS NANTURALES
650 1 0 _aAGRICULTURA
_94
650 1 4 _96
_aBIODIVERSIDAD
650 1 4 _92092
_aPROTECCION AMBIENTAL
593 _a15-05-2001
310 _aAnu.
596 _aI
245 1 0 _aANNUAL REPORT
260 _bPacific Sothwest Experiment Station
590 _bUS Forest Service
_gUSA
942 _cCR
999 _c129153
_d129153