TY  - RPRT
TI  - New approaches for sampling and modeling native and exotic plant species richness
AU  - G.W. Chong
AU  - R.M. Reich
AU  - M. A. Kalkhan
AU  - T.J. Stohlgren
PY  - 2001
UR  - https://pubs.usgs.gov/publication/1008622
ID  - 1008622
ER  -