Impact of thinning on volume and on growth rate (i.e., slope of volume curve)

From Muir et al (see T-drive)

Pre-commercial thin in a mixed stand of lodgepole pine, ponderosa pine, and Douglas-fir.

Overstocked planted stand (from natural pine seeding) after thinning using a drum chopper

Geometrical thinning in Norway spruce Every 7 th row removed to facilitate access into the stand Low thinning in intermediate rows

Norway spruce stand after repeated thinnings

Red alder thinning, BC

White spruce thinning, 25 yrs

Douglas-fir thinning McDonald Forest cable corridor Same corridor 8 years later

Feller-buncher, Alberta, Canada David P. Shorthouse, University of Alberta,

Thinning dense loblolly stand with an early fall burn in Georgia

Marked white pine stand