Title Genres Topics Date (Start) Date (End)
Iowa Ornithologists' Union, field report compiled data, Green-winged Teal, 1980-1983 Field notes Bird watching Birds--Counting Birds--Nests Birds--Research Birds--Infancy Eggs--Incubation 1980-06-06 1983-07-28
Nesting Wood Duck study (35 Years) Reports Tables (documents) Birds--Eggs Birds--Nests Birds--Research Ornithology--Methodology Birdhouses Predatory animals Waterfowl management Eggs--Incubation Ducks--Counting Ducklings Wood duck--Behavior 1984-01-01 1984-12-31
Field reports form for submitting seasonal observations of Iowa birds, Douglas C. Harr, spring 1987 Field notes Forms (documents) Bird watching Birds--Counting Birds--Nests Birdsongs Weather Birds--Infancy Eggs--Incubation 1987-03-01 1987-05-31
Field notes contributed by Jim Sinclair, summer 2001 Field notes Bird watching Birdsongs Cavity-nesting birds Birds--Infancy Eggs--Incubation 2001-06-01 2001-07-31