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Effects of five years of frequent N additions, with or without acidity, on the growth and below-ground dynamics of a young Sitka spruce stand growing on an acid peat: implications for sustainability
acid canopy application nitrogen acid organic soil soil water young Sitka spruce
2009/3/5
A field manipulation study was established to demonstrate effects of simulated wet N and S deposition on a young (planted 1986) stand of Sitka spruce growing on a predominantly organic soil in an area...
Frequent regime shifts in trophic states in shallow lakes on the Boreal Plain: Alternative ‘‘unstable’’ states?
trophic states shallow lakes
2014/4/22
Shallow lakes are known to exhibit alternative states in their biotic structure. Lakes dominated by submersed
aquatic vegetation (SAV) are ‘‘clear,’’ while lakes dominated by algae (high concentratio...