General view of spruce budworm affected balsam fir in Cape Breton Highlands. Photo by NS Dept.Lands & Forests

A general view of styroblocks laid out in nursery beds. Fir douglas, 1+0, container stock.

General view of styroblocks seeded to fraser fir to go to Xmas tree growers from this nursery run by NC Forest Service. Fraser fir, 1+0, container.

General view of the area of extraction of oil sands. Syncrude, Fort McMurray

General view of the area of extraction of oil sands. Syncrude, Fort McMurray

A general view of the experimental nursery showing transplant trials. Sitka spruce, 1+1, experimental nursery.

General view of the first extraction plant of Suncor, Fort McMurray

General view of the first rhizometer made, n.b. wooden construction. 1+0, root measuring equipment - Rhizometer.

General view of the greenhouses at Jefferson nursery. Greenhouses. Weyerhaueser.

A general view of the research nursery; showing grit mulch plots, and large-scale fertilizer trial in background. Experimental plots.