TY  - RPRT
TI  - South Louisiana crude oil and DDE in the diet of mallard hens: Effects on reproduction and duckling survival
AU  - L.D. Vangilder
AU  - T.J. Peterle
PY  - 1980
DO  - 10.1007/bf01985480
UR  - https://pubs.usgs.gov/publication/5222597
ID  - 5222597
ER  -