Browse Items (13651 total)

Crew planting paper pots with potti putkis. N.B. line to ensure trees are in rows. Planters paid 2 cents/tree. Black Brook, J.D.Irving.

Women planting paper pot black spruce at 2 cents/tree. Black Brook J.D.Irving.

Women planting paper pot black spruce at 2 cents/tree. Black Brook J.D.Irving.

Planting paper pot black spruce. Black Brook, J.D.Irving 2.5 cents/ tree.

Planting paper pot black spruce. Black Brook, J.D.Irving 2.5 cents/ tree.

Diagram of feeding pattern of spruce sawfly

Diagram of life history of spruce sawfly

Diagram of life history of spruce sawfly

Mistletoe life history diagram

Diagram of mistletoe on host