Subject
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Paper birch
1
Periodicals
1
Pesticides
1
Plants
1
Plywood
1
Prices
1
Protected areas
1
Public investments
1
Public opinion
1
Public records
1
Pulp and Paper industry
1
Reforestation
1
Remote sensing
1
Research
1
Roundwood
1
Science
1
Seeds
1
Silvicultural systems
1
Site preparation (Forestry)
1
Sitka spruce
1
Socia-economic factors
1
Softwoods
1
Soil analysis
1
Soil ecology
1
Soil surveys
1
Spruce
1
Stumpage value
1
Sugar maple
1
Supply and demand
1
Taxation
1
Taxes
1
Technology
1
Temperate zones
1
Thinning
1
Trade
1
Tree declines
1
Tree planting
1
Tundra soils
1
White pine weevil
1
Wood fuels
1
Yellow birch
1
black spruce
1
ecosystems
1
sustainable forestry
1
tagia environment
1