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Summary: USDA Forest Service RMRS-RN-35. 2008. 1
United States
Department
of Agriculture
Forest Service
Rocky Mountain
Research Station
Research Note
RMRS-RN-35
September 2008
Introduction
For the purpose of vegetation management, soil seed
banks are viable seeds stored in litter (Oi horizon),
duff (Oe+a horizon), or mineral soil that can germi-
nate when germination requirements are met (Bakker
and others 1996, Thompson 1987). Seed banks provide
propagules that may influence plant community chang-
es after disturbance events and management activities
(van der Valk and Pederson 1989). Not all plant species
form large and persistent soil seed banks. Species that
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