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These terms define your current search. Click the × to remove a term. Natural Resources, Earth and Environmental Sciences: soil science > soil management > site preparation > seedbed preparation × 14 items, grouped by Health and Pathology (view ungrouped items) plant health (2)    (Click to View) Sexual Reproduction of European Aspen (Populus tremula L.) at Prescribed Burned Site: The Effects of Moisture Conditions New forests (Click to View) Establishment, survivorship, and growth of yellow birch seedlings after site preparation treatments in large gaps Forest ecology and management