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    • Forest resources of the United States, 1992 

      Powell, D.S.; Darr, R.D.; Faulkner, J.L.; McCleery, D.W.; Zhu, Z. (USDA Forest Service. Rocky Mountain Forest and Range Experiment Station, 1993)
      he 1987 Resources Planning Act (RPA) Assessment forest resources statistics are updated to 1992, to provide current information on the Nation's forests. Resource tables present estimates of ...
    • Forest statistics of the United States, 1992: Metric Units 

      Smith, W.B.; Faulkner, J.L.; Powell, D.S. (USDA Forest Service. North Central Forest Experiment Station, 1994)
      The 1987 Resources Planning Act (RPA) Assessment was conducted to provide current information on the nation's forests. Resource tables present estimates of forest area, volume, mortality, ...