Browse Items (13651 total)
Sort by:
Pest damage on red spruce needles
Budworm damage on red spruce. Black Brook, J.D.Irving
Pest (budworm) damage on tree needles
Budworm damage on red spruce. Black Brook, J.D.Irving.
Forest insect pest over tree needles
Budworms eating on tips of white spruce. Black Brook, J.D.Irving.
Budworm over white spruce needles
Budworms eating on tips of white spruce. Black Brook, J.D.Irving.
Pest worm eating tree needles
Budworms eating on tips of white spruce. Black Brook, J.D.Irving.
Comparison of tree growth (planted black spruce vs natural larch)
Black spruce planted in 1966. N.B. growth in comparison with natural larch. Person is Niels Kreiberg. Basely Brook. cf slides # 167 & 193. Black Brook, J.D.Irving.
Growth comparison between planted black spruce and natural larch
Black spruce planted in 1966. N.B. growth in comparison with natural larch. Person is Niels Kreiberg. Basely Brook. cf slides # 167 & 193. Black Brook, J.D.Irving
8 yrs old black spruce plantation
Black spruce planted 1965 at 8 yrs, photo 1973. Ht. 2m. Camp 9 (old Camp 8). Black Brook, J.D.Irving.
8 years old black spruce plantation
Black spruce planted 1965 at 8 years, photo 1973. Height 2m. Camp 9 (old Camp 8). Black Brook, J.D.Irving.
View on treated site for jackpine plantation (8 weeks later)
Jackpine planted 1973 - photo 8 weeks later. Camp 66, Road 4. Miramichi, J.D.Irving.