By Author Links Other publications by Melora Geyer Halaj Antos, Joseph A., Halpern, Charles B., Miller, Richard E., Cromack, Kermit, Jr., Halaj, Melora G. 2003 Temporal and spatial changes in soil carbon and nitrogen after clearcutting and burning of an old-growth Douglas-fir forest Pub No: 2771 Halpern, Charles B., Antos, Joseph A., Geyer, Melora A., Olson, Annette M. 1997 Species replacement during early secondary succession: the abrupt decline of a winter annual Pub No: 1890 Halpern, Charles B., Miller, Eric A., Geyer, Melora A. 1996 Equations for predicting above-ground biomass of plant species in early successional forests of the western Cascade Range, Oregon Pub No: 2262