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Northern Canadian boreal forest is characterised by accumulation of a thick organic soil layer (paludification). Two types of paludification are recognised on the basis of topography and time since the last fire, viz., permanent paludification that dominates in natural depressions within the landscape, and reversible paludification that occurs on flat or sloping terrain over time following fire or...
A split-split-plot sowing experiment was undertaken on the effects of seedbed and competing vegetation on jack pine (Pinus banksiana Lamb.) establishment in the boreal mixed wood of northwestern Quebec. Between 3 and 33% of sown seeds germinated and survived as seedlings after two growing seasons. Negligible jack pine seeds or seedlings came from residual seed trees. Scarification had a lesser effect...
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