Soil Carbon and Other Quality Indicators
in Managed Northern Forests


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Research Sites:
ATLAS Land
Coolidge SF
Emerald Lake SP
Green Mountain NF
Groton SF
Hinesburg TF
Jericho RF (JRF)    
Marsh-Billings-Rockefeller NP

Starksboro TF
Steam Mill Brook WMA
Sterling TF
The Waterworks Property
Willoughby SF

Willoughby State Forest
1 site - map below

Elevation: 465 m - 1,526 ft

Average aspect: 79° (E-NE)
Average slope:
WIL- Northern Hardwood Forest

Site History: Willoughby State Forest was heavily logged prior to being acquired by the state of Vermont in the 1960s. The site is located in stand 5; the last harvest at this stand occurred in 1987-1988.


WIL - Aboveground Biomass:
Average Tree Height:  11.74 m -  38.5 ft

Percent of total basal area occupied by each tree species:

Sugar Maple Acer saccharum 53.2%
Balsam Fir Abies balsamea 21.3%
Yellow Birch Betula alleghaniensis 11.4%
White Ash Fraxinus americana 5.2%
Eastern White cedar Thuja occidentalis 4.0%
Red Maple Acer rubrum 1.8%
Striped Maple/ Moose Maple Acer pennsylvanicum 1.2%
Black Cherry Prunus serotina 1.1%
Red Spruce Picea rubens 0.2%
Mountain maple Acer spicatum 0.1%

Living tree and sapling biomass (dry weight) 168.6 Mg/ha -  75.2.0 ton/acre

Carbon stored in living trees and saplings: 84.3 Mg/ha


WIL - Forest Floor and Soil:
Soil Pit 1

Soil Series:

Dixfield
Soil Pit 3

Soil Series:

Dixfield

Soil Pit 5

Soil Series:

Dixfield

Site Map:

Home Page   |   Contact Us   |   Summary of Results   |   Methods
ATLAS Land  |  Coolidge SF  |   Emerald Lake SP  |  Green Mountain NF  |  Groton SF  |  Hinesburg TF  
Jericho RF  |   Marsh-Billings-Rockefeller NP  |  Starksboro TF  |  Steam Mill Brook WMA 
Sterling TF  |  The Waterworks Property  | 
Willoughby SF