TY  - RPRT
TI  - An evaluation of regression methods to estimate nutritional condition of canvasbacks and other water birds
AU  - D. W. Sparling
AU  - J.A. Barzen
AU  - J.R. Lovvorn
AU  - J.R. Serie
PY  - 1992
UR  - https://pubs.usgs.gov/publication/5230219
ID  - 5230219
ER  -