Oak Scarification Trials using Good Neighbor Authority (USFS/WDNR)
The Headson scarifier at work.
Northern Red Oak Shelterwood (Carlton County)
Figure 1. Residual stem density after a shelterwood harvest of a red oak stand that took place in 2013.
Reserve shelterwood with float disc-trenching naturally regenerates birch and oak (MN DNR)
Treatment 1 showing dense free to grow paper birch.
Regenerating Northern Red Oak After Salvage Using Bud Caps, Cages, and Brushsaw Treatment (MN DNR)
Ground image of the stand.
Red Oak & Northern Hardwood Thin/Group Selection (Aitkin Cty, MN)
Aerial View summer 2011