Browse by Subject "mallards"
Now showing items 1-4 of 4
(Champaign, Ill. : Illinois Natural History Survey, 1997-04)In a 30-day study involving penned game-farm mallards (Anas platyrhynchos), no harmful health effects were detected from dosing with either six, No. 4, bismuth/tin (Bi/Sn) alloy shot or six, No. 4, steel (Fe) shot, as ...
(Illinois Natural History Survey, 1983-08-11)
(2014-09-16)Spring migration is an understudied, but important time for waterfowl as conditions faced during this period may affect reproductive success. Therefore, increasing our understanding of waterfowl ecology during spring is ...
Historical and contemporary characteristics of Illinois River Valley wetlands: a geospatial database for conservation planning and evaluations (INHS Division of Ecology and Conservation Sciences (DECS); INHS Section for Field Stations and Ecosystems Science (SFSES);, 2007-10-31)