TY  - RPRT
TI  - Habitat relationships and nest site characteristics of cavity-nesting birds in cottonwood floodplains
AU  - James A. Sedgwick
AU  - Fritz L. Knopf
PY  - 1990
DO  - 10.2307/3808910
UR  - https://pubs.usgs.gov/publication/70125374
ID  - 70125374
ER  -