General view of seedbeds of seedlings raised in plastic house from Feb-May, then transplanted i.e. they are 1/2+1, cf.slide #456. Black spruce, 1+1, transplants.

Close-up of 1/2+1, i.e. seedling raised in plastic house (Feb-May) then transplanted to field. Black spruce, 1+1, transplants.

Seedbeds showing 'dishing' due to nitrogen deficiency; staff at nursery had changed and those already there were lax; no excuse! White spruce, 2+0, nutrient deficiency.

Spruce in paper pots, n.b. mortality due to drought from improper watering. White spruce, 1+0, container.

Jack pine in paper pots, sown in June'76. Jack pine, 1+0, container.

Hoop houses for container stock - not very successful. Hoop houses.

Cool stored (left) and fresh lifted transplants after one growing season n.b. very little visible difference; cf.slide #450. White spruce, 2+1, transplants.

Stock on Bill Bunting's right was lifted fresh in mid May '75, that on his left was lifted in April and cool stored. Both stock transplanted at same time. White spruce, 2+2, transplants.

Lifting machine in operation on spruce seedbeds. Lifting.

Comparison of fresh and frozen stock, extracted seedlings, cf.slide #447. White spruce, 2+1, transplants.