Same stand as #55. This plot has been burnt over four consecutive falls. Cf.#56 with only one burn. Purpose to remove most of LF for yellow birch seedbed.

Same stand as #55. This plot has been burnt over four consecutive falls. Cf.#56 with only one burn. Purpose to remove most of LF for yellow birch seedbed.

Same stand as #55, but with one fall fire to remove LF layer. Nr. Tweed. Photo by George Sinclair.

Use of prescribed fire in Great Lakes-St Lawrence region to remove LF layer and prepare seedbed for yellow birch. Nr. Tweed. Photo by George Sinclair.

Hot spot around white pine stump. St Williams. cf #53

Spring wildfire in open natural white pine. St.Williams. N.B. the mineral soil exposed. The forest floor in these Ontario forests is minimal, due to rapid decomposition.

Salvage of Douglas fir blown down, Nov, 1962. Harvesting in 1963. UBC Forest, Haney

Manual thinning in very dense lodgepole pine, regenerated naturally after a fire. Hinton, Northwest Power & Pulp (now Weldwood).

Fertilizer spreader made at Larose Forest to apply nitrogen to N- deficient planted white spruce.

Clearcut in Weyerhaeuser tree farm, Snowqualmie, Washington.