Subject
- Birds -- Effect of forest management on -- Oregon -- Willamette National Forest1
- Birds -- Effect of forest management on -- Oregon, Western1
- Birds -- Effect of habitat modification on -- Oregon -- Willamette National Forest1
- Birds -- Effect of logging on -- Oregon, Western1
- Birds -- Habitat -- Indiana1
- Birds -- Migration1
- Cavity-nesting birds -- Effect of forest management on -- Oregon -- McDonald Forest1
- Cavity-nesting birds -- Effect of forest management on -- Oregon -- Paul Dunn Forest1
- Cavity-nesting birds -- Effect of forest management on -- Oregon, Western1
- Cavity-nesting birds -- Habitat -- Oregon, Western1
- Cavity-nesting birds -- Oregon, Western1
- Ecological succession -- Oregon, Western1
- Flood control -- Indiana1
- Forest management -- Oregon -- McDonald Forest1
- Forest management -- Oregon -- Paul Dunn Forest1
- Game laws -- Economic aspects1
- Gap analysis (Planning) -- Indiana1
- Hunters -- Attitudes1
- Hunting -- Economic aspects1
- Mathematical optimization1