Browse Items (13652 total)

Chemically thinned with "gramoxone." Black spruce, 3+0, thinning.

Comparison of seedlings used for transplant stock: on left (yellow) seedlings from overwintered beds; on right those from stock lifted in fall and frozen stored until transplanting.

Rooted black spruce cutting taken from outstanding plantation tree. Black spruce, 1+0, cutting.

Details of harrows on Danish cultivator. Cultivation.

Cultivating a la Niels Kreiberg in transplant stock. Black spruce, 2+1, cultivating.

Details of mechanical harvester developed at nursery. Lifting, with harvester.

Seedling harvester developed at nursery, note manner of movement of seedlings to remove soil. Lifting, seedling harvester.

Details of mechanical thinner designed at nursery. Thinning seedbeds.

A mechanical seedbed thinner designed at Thunder Bay nursery. Thinning seedbeds.

First rooted spruce cuttings at Glendon Hall, these were part of Ivyr student Wally Bidwell's project. Black spruce, 1+0, cuttings, rooted.