TY  - RPRT
TI  - Influences of herbivory and water on willow in elk winter range
AU  - L. C. Zeigenfuss
AU  - F. J. Singer
AU  - S. A. Williams
AU  - T. L. Johnson
PY  - 2002
DO  - 10.2307/3803143
UR  - https://pubs.usgs.gov/publication/1015286
ID  - 1015286
ER  -