11/2+11/2 transplants after their first growing season at the Irving nursery, n.b. the compact root system. White spruce, 2+1, transplants.

Erosion in transplant lines due to soil texture and slope. Black spruce, 2+1, transplants.

First plastic greenhouse at the Irving nursery. Greenhouse, plastic.

First crops of spruce cuttings and special seed lots. Black spruce, 1+0, greenhouse.

Interior of house showing rising 1+0 seedlings in broadcast beds. Black spruce, 1+0, greenhouse.

Drill sowing seed using a modified agricultural drill sower. Black spruce, 1+0, sowing seed.

General view of drill sower in operation. Black spruce, 1+0, sowing seed.

Stone picker, a potato machine. Stone picking equipment.

Results of use of the stone picker n.b. absence of stones to left. Stone picking.

Winter desiccation from low snow cover, especially in late winter. Black spruce, 2+1, desiccation.