The production of black spruce ( Picea mariana (Mill.) B.S.P.) bare root stock in Ontario nurseries presents two main problems. First, seedlings at the end of the first growing season are small, and thus susceptible to ...

The objective of this thesis was to evaluate the growth of black spruce seedlings in containers with four soil volumes (45, 90, 180, 360 cm3) and at three diameter/depth shapes (1:2, 1:3, 1:4). Seedling height, root collar ...

The effects of four factors on nine attributes of black spruce (Picea mariana (Mill) B. S. P.) seedlings were investigated. The seedlings were produced under an accelerated transplant system that used a 6 ml Castle ...