00475nam a2200145 a 450000100080000000500110000800800410001910000200006024500700008026000690015030000090021949000680022865300170029670000160031312951502006-09-25       1992    bl uuuu      00u1 u    #d1 aSTEPHENS, G. R.  aSixty years of natural change in unmanaged mixed hardwood forest.  aNew Haven: The Connecticut Agricultural Experiment Stationc1992  a63p.  a(The Conecticut Agricultural Experiment Station. Bulletin, 902)  aMadeira dura1 aWARD, J. S.