Browse Items (13651 total)

Girdling of selected trees after harvest of merchantable trees to improve stand quality. White's Bush, Puslinch Twp. s. Guelph

Stand improvement in the woodlot that had been high-graded,cf Slide #505 White's woodlot, Puslinch Twp. s. Guelph

Thinning in red pine. N.B. fresh-cut stumps painted with NaNO2 + dye to prevent infection by Fomes annosus spores. Wellington Co Forest

Slash lopped to

Beetle galleries in white elm.

White spruce planted Fall, 1965, after 5 yrs. Aldina Twp. Thunder Bay cf Slides # 155 & 156 photos of trees being planted.

Hockey stick roots of 2+2 white spruce, planted 1965, photo 1971. Aldina Twp. Thunder Bay, cf. slides # 155, 156 & 509

Roots of black spruce (tube) planted in 1966. Photo 1971. Thunder Bay. N.B. All roots below tube.

Cutover prescribed fire 1967, wildfire 1969. Black spruce tubes planted in 1970. N.B.exposed mineral soil. Sackville Twp. Thunder Bay

Black spruce tube planted 1970 in area which had two fires: prescribed fire 1967 & wildfire 1969. Black spruce tubes planted 1970. N.B. frost-heaved tube due to lack of forest floor. Sackville Twp