Browse Items (13651 total)

Fire origin white pine, with spruce and eastern white cedar. 90 yrs. Quetico. N.B. hardwood understory. Photo Orie Loucks

Over-mature red pine, fire origin. N.B. hardwoods in opening one young red pine in the foreground.

Over-mature red pine with black spruce developing in openings. Quetico. Photo Orie Loucks.

Decadent red pine stand, live remnants on shoreline. Quetico, Irving Island. Photo Orie Loucks.

Fire origin white pine with balsam fir understory. Quetico, Norway Pt. Photo Orie Loucks

Decadent red pine, Quetico, Hilly Island, Lac LaCroix. Photo Orie Loucks

Nitrogen deficiency (needle chlorosis) in white spruce planted in poorly-drained old field sandy loams. Larose Forest, Limerick

Normal white spruce planted in poorly-drained, old field sandy loam, Larose Forest, Limerick. Person is J.R.M. (Mack) Williams

Red pine 8yrs from planting on well-drained sandy loam.Larose ForestLimerick. Person is J.R.M.(Mack) Williams

Red pine 8 years after planting on well-drained old field sandy loam. N.B. chlorosis on needles, lack of 3 yearr foliage. cf slide 370. Person is J.R.M. (Mack) Williams