Subject
- Ponderosa pine -- Growth4
- Ponderosa pine -- Oregon -- Growth4
- Douglas fir -- Oregon -- Growth3
- Southern pines -- Growth3
- Plant competition -- Oregon2
- Plant fibers2
- Abies grandis -- Cascade Range -- Growth1
- American wood1
- Arctostaphylos -- Growth1
- Douglas fir -- Growth1
- Douglas fir -- Oregon, Eastern -- Growth1
- Douglas fir -- Seedlings -- Protection -- Oregon, Eastern1
- Douglas fir -- Weed control -- Oregon, Eastern1
- Forest canopies -- Cascade Range1
- Forest dynamics -- Cascade Range1
- Forest management1
- Forest productivity -- Cascade Range1
- Forest regeneration -- Mexico1
- Forest site quality -- Oregon1
- Hexazinone1