Subject
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Mathematical models
1
Mites
1
Norway spruce
3
Old growth forests
1
Pine
2
Plantations
1
Provenance trials
4
Red maple
1
Red pine
2
Reforestation
2
Research
1
Scleroderris canker
1
Seed orchards
3
Seedlings
1
Seedlings, Container
1
Shade trees
1
Shelterwoods
1
Sitka spruce
1
Softwood
1
Soil fumigation
1
Spruce
5
Spruce budworm
4
Tree farms
1
Trees
12
Trees in cities
1
Urban landscape architecture
1
Waste products as fuel
1
Water chemistry
1
Water quality
1
Weight
1
Wood chips
1
Wood waste
1
Yellow birch
1
conifer
1
fungus
1
testing
1