Title Genres Topics Date (Start) Date (End)
Instructional materials and reporting forms for the Iowa Breeding Bird Atlas Instructional materials Bird populations Bird surveys Environmental monitoring N/A N/A
Johnson-Cedar County breeding bird newsletter Serials (publications) Bird populations Bird surveys Environmental monitoring N/A N/A
Johnson-Cedar Co. Breeding Bird Atlas newsletter Serials (publications) Bird populations Bird surveys Environmental monitoring N/A N/A
Johnson-Cedar County Breeding Bird Atlas newsletter Serials (publications) Bird populations Bird surveys Environmental monitoring N/A N/A
Johnson-Cedar Counties Breeding Bird Atlas newsletter Serials (publications) Bird populations Bird surveys Environmental monitoring N/A N/A
The Iowa Breeding Bird Atlas Project Administrative reports Maps (documents) Bird populations Bird surveys Ornithology--Methodology Environmental monitoring Publishers and publishing N/A N/A
Document regarding the Iowa Breed Bird Atlas Project Administrative records Bird populations Bird surveys Ornithology--Methodology Environmental monitoring Publishers and publishing N/A N/A
Birds and bridges survey Questionnaires Bird populations Bird surveys Birds--Research Ornithology--Methodology N/A N/A
Habitat selection by Dickcissels survey Instructions (document genre) Questionnaires Bird populations Bird surveys Birds--Counting Birds--Habitat Birds--Research Ornithology--Methodology N/A N/A
Smith's Longspur survey Questionnaires Bird populations Bird surveys Birds--Migration Birds--Research Ornithology--Methodology N/A N/A
Iowa Ornithologists' Union programs Administrative reports Bird populations Bird surveys Birds--Research Ornithology--Methodology N/A N/A
Iowa Ornithologists' Union programs, comments and analysis Administrative reports Bird populations Birds--Habitat Birds--Research Ornithology--Methodology Laniidae | Shrikes Fringillidae | Finches Birds--Feeding and feeds N/A N/A
Walter Rosene interview with WHO Radio Interviews Bird declines Bird populations Birds--Extinction Birds--Migration Extinct birds N/A N/A
Woodward H. Brown letter to Iowa Ornithologists Union members regarding Red-shouldered Hawk and Red-tailed Hawk populations Correspondence Bird populations Bird surveys Birds--Research N/A N/A