TY  - RPRT
TI  - Biomass accumulation and soil nitrogen availability in an 87-year-old Populus grandidentata chronosequence
AU  - L.L. White
AU  - D.R. Zak
AU  - B.V. Barnes
PY  - 2004
DO  - 10.1016/j.foreco.2003.11.010
UR  - https://pubs.usgs.gov/publication/70026828
ID  - 70026828
ER  -