Subject
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Measurement
1
Mensuration
2
Northern Global Change Research Program (U.S.)
1
Norway spruce
1
Old growth forest conservation
1
Old growth forests
2
Periodicals
1
Pests
1
Pine
1
Public opinion
2
Reforestation
3
Research
56
Silvicultural systems
2
Silviculture
1
Social aspects
1
Soils
1
Spruce
2
Statistics
1
Sustainability
1
Sustainable forest management
2
Sustainable forestry
3
Technological innovations
1
Tree planting
1
Trees
1
Trees in cities
1
Urban forestry
1
Woodlots
1