TY  - RPRT
TI  - The effects of management practices on grassland birds—Savannah Sparrow ( Passerculus sandwichensis )
AU  - David A. Swanson
AU  - Jill A. Shaffer
AU  - Lawrence D. Igl
PY  - 2020
DO  - 10.3133/pp1842ff
UR  - https://pubs.usgs.gov/publication/pp1842FF
ID  - pp1842FF
ER  -