Moss seedbeds (obtained from black spruce swamps) of four types were either plucked,
burned or left untreated. Other seedbeds included: clay; humus-covered clay; sand; and …

In 1953 a study was undertaken on the Penobscot Experimental Forest near Bangor, Me., to
investigate the effect of several seedbed treatments on Spruce (Picea rubens and P. glauca) …

Three methods of seeding white spruce—in the humus layer, in moss, and on scalps—at the
base of aspen were tested in dense young and open mature stands. Results indicated that …

Abstract Between July 1948 and October 1952, a study was made of the influence of natural
seedbeds on the germination and early growth of Red, White, and Black Spruce and of …

Highest Spruce germination resulted from sowing on mineral soil and covering with a thin
layer of leaf (Aspen) litter, and lowest from sowing on needle litter. Pine germination was …

Rotten spruce wood proved superior for growth of white spruce during the first 85 days of
growth in laboratory and nursery compared to rotten woods of aspen and birch, Sphagnum …

The effects of seedbed densities and fertilizer levels on growth in the nursery and on
performance after planting of 3-0 white spruce (Picea glauca (Moench) Voss) were studied …

Several kinds of seedbed mulch were used in an experiment to study frost heaving of white
spruce (Picea glauca (Moench) Voss) in a nursery. Treatments consisted of silica gravel (of …

On a site with a high water table and thick forest floor near Smithers, BC, two year-old
Interior spruce (Picea glauca (Moench) Voss X Picea engelmanni Parry) container seedlings …

A study of natural regeneration with and without a standing seed source was made in 2
stands of black spruce (Picea mariana), 62 and 73 yr old, on a 20-acre bog with a ground …