Trees marked for second cut after first ca. 13 yrs previously. N.B. the regeneration especially white pine. Petawawa Management Unit now AFA in Algonquin Pk.

Stand 13 yrs after first cut. N.B. stump from first cut and regeneration of white pine. Petawawa Management Unit. Now AFA in Algonquin Park

Stand 13 yrs after first cut. N.B. stump from first cut and regeneration of white pine. Petawawa Management Unit. Now AFA in Algonquin Pk.

Snow damage in white pine regeneration, Petawawa Managment Unit, Algonquin Pk. now AFA

Scleroderris disease on red pine. Petawawa management unit, now AFA Algonquin Pk.

Scleroderris disease on red pine. Petawawa management unit, now AFA Algonquin Pk.

Tornado path in black spruce, Trout Lake, NW Ontario

Spacing trial in slash pine. North Carolina, Wake Forest

Longleaf pine in "grass" stage. It may remain in this stage for several years and is resistant to fire. height growth begins when root collar D. is =>2.5cm

Longleaf pine in "grass" stage. It may remain in this stage for several years and is resistant to fire. Height growth begins when root collar D. is =>2.5cm