Photograph of a cross-sectional view of soil in a unburnt forest stand near Grace Lake, Ontario. The organic, topsoil and subsoil layers can clearly be seen. Note that the organic layer is much thicker than similar soil in the burnt forest stands…

Photograph of a cross-sectional view of soil in a burnt forest stand near Grace Lake, Ontario. The organic, topsoil and subsoil layers can clearly be seen. Roots sticking out horizontally on the right side of the image are indicative of windthrow. A…

Photograph of a burnt forest stand near Grace Lake, Ontario. Many burnt trees can be seen standing above small patches of green regrowth. A man can be seen standing near the center of the image.

Soil type: #37

Photograph of a patch of pine regrowth after a forest fire near Grace Lake, Ontario. Various burnt sticks and trees can be seen in the image as well.

Soil type: #36

Greco-roman remains of an ancient city

Grafted white spruce at the Angus Tree seed plant

Grafted white spruce at the Angus Tree seed plant.

Grafted white spruce in Thunder Bay Seed orchard.

Grafting of Larix - low grafts, branch habit persists

Grain elevators and fields