S.L. Brown and P.E. Schroeder. 1999. Spatial Patterns of Above Ground Production and Mortality of Woody Biomass for Eastern U.S. Forests. Ecological Applications 9: 968-980; and S.L. Brown and P.E. Schroeder. 2000. Spatial Patterns of Aboveground Production and Mortality of Woody Biomass for Eastern U.S. Forests: Erratum. Ecological Applications 10:937.