Subject
- Blister rust -- Idaho1
- Canker (Plant disease) -- Idaho1
- Cronartium ribicola -- Idaho1
- Douglas fir -- Fertilizers1
- Douglas fir -- Fertilizers -- Oregon1
- Douglas fir -- Oregon -- Seedlings1
- Douglas fir -- Oregon -- Seedlings -- Roots1
- Douglas fir -- Oregon, Eastern -- Growth1
- Douglas fir -- Oregon, Western -- Dormancy1
- Douglas fir -- Oregon, Western -- Field experiments1
- Douglas fir -- Oregon, Western -- Seedlings1
- Douglas fir -- Planting time -- Oregon, Western1
- Douglas fir -- Planting time -- Washington (State), Eastern1
- Douglas fir -- Seedlings1
- Douglas fir -- Seedlings -- Ecology1
- Douglas fir -- Seedlings -- Growth1
- Douglas fir -- Seedlings -- Protection -- Oregon, Eastern1
- Douglas fir -- Washington (State) -- Growth1
- Douglas fir -- Washington (State), Eastern -- Field experiments1
- Douglas fir -- Washington (State), Eastern -- Seedlings1