Douglass F. Roy
Douglass F. Roy
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Featured books
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- Image source: Open LibrarySS
Seed spotting with Endrin-Treated Douglas-Fir Seed in Northwestern California
cover - Image source: Open LibraryDS
Douglas-fir seed dispersal in Northwestern California
cover - Image source: Open LibrarySS
Small seed traps perform well in the Douglas-fir type of California
cover - Image source: Open LibraryAR
A record of tanoak acorn and seedling production in northern California
cover - Image source: Open LibraryKT
Killing tanoak in northwestern California
cover - Image source: Open LibraryTC
The Clements growth prediction charts for residual stands of mixed conifers in California
cover - Image source: Open LibraryDP
Don't plant close to unbarked trees!
cover - Image source: Open LibraryEO
Effects of ground cover and class of planting stock on survival of transplants in the eastside pine type of California
cover - Image source: Open LibraryKS
K-screen seed spots
cover - CGClements Growth Prediction Char...Douglass F. Roy
Clements Growth Prediction Charts for Residual Stands of Mixed Conifers in California; No. 9
no cover - SCSilvical characteristics of Mon...Douglass F. Roy
Silvical characteristics of Monterey pine (Pinus radiata D. Don)
no cover - SCSilvical characteristics of Red...Douglass F. Roy
Silvical characteristics of Redwood (S̲e̲q̲o̲i̲a̲ s̲e̲m̲p̲e̲r̲v̲i̲r̲e̲n̲s̲ [D̲ D̲on] E̲n̲d̲l̲.)
no cover
Works in catalog
Quick navigation into the work-level grouping pages behind the featured books.
- Open Work
Seed spotting with Endrin-Treated Douglas-Fir Seed in Northwestern California
- Open Work
Douglas-fir seed dispersal in Northwestern California
- Open Work
Small seed traps perform well in the Douglas-fir type of California
- Open Work
A record of tanoak acorn and seedling production in northern California
- Open Work
Killing tanoak in northwestern California
- Open Work
The Clements growth prediction charts for residual stands of mixed conifers in California
- Open Work
Don't plant close to unbarked trees!
- Open Work
Effects of ground cover and class of planting stock on survival of transplants in the eastside pine type of California
- Open Work
K-screen seed spots
- Open Work
Clements Growth Prediction Charts for Residual Stands of Mixed Conifers in California; No. 9
- Open Work
Silvical characteristics of Monterey pine (Pinus radiata D. Don)
- Open Work
Silvical characteristics of Redwood (S̲e̲q̲o̲i̲a̲ s̲e̲m̲p̲e̲r̲v̲i̲r̲e̲n̲s̲ [D̲ D̲on] E̲n̲d̲l̲.)