University of Illinois Urbana-Champaign

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Showing 1–30 of 292 items
Thumbnail for Lower Mississippi River Waterfowl Census
Lower Mississippi River Waterfowl Census
Bellrose, Frank C.; Sanderson, Glen C.; Crompton, Robert

Thumbnail for Nest Houses for Wood Ducks
Nest Houses for Wood Ducks
Bellrose, Frank C.; Crompton, Robert D.

Thumbnail for Comparative Uptake and Biodegradability of DDT and Methoxychlor by Aquatic Organisms
Comparative Uptake and Biodegradability of DDT and Methoxychlor by Aquatic Organisms
Reinbold, Keturah A.; Kapoor, Inder P.; Childers, William Franklin; Bruce, Willis Nels; Metcalf, Robert L.