TY  - RPRT
TI  - Salmonberry and salal annual aerial stem production: The maintenance of shrub cover in forest stands
AU  - J. C. Tappeiner
AU  - J. Zasada
AU  - D. Huffman
AU  - L. Ganio
PY  - 2001
UR  - https://pubs.usgs.gov/publication/1016043
ID  - 1016043
ER  -