TY  - RPRT
TI  - Savanna tree density, herbivores, and the herbaceous community: Bottom-up vs. top-down effects
AU  - Corinna Riginos
AU  - James B. Grace
PY  - 2008
DO  - 10.1890/07-1250.1
UR  - https://pubs.usgs.gov/publication/70204444
ID  - 70204444
ER  -