TY  - GEN
AU  - Johnson,A H
AU  - Cook,E R
AU  - Siccama,T G
TI  - Climate and red spruce growth and decline in the northern Appalachians
SN  - 0027-8424
PY  - 2010///0630
N1  - Publication Type: Journal Article
UR  - https://doi.org/10.1073/pnas.85.15.5369
ER  -