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PI: Felicia Lidman
Study of birch seedling germination depending on soil moisture, different soil scarification intensities, time since soil scarification and seed rain. Layout: Natural regeneration and seeding of Birch in different combinations of soil scarification and soil moisture. 3 different soil preparations and 3 different soil moisture classes are monitored: - Dry, mesic moist. - Bare mineral soil, mixture with org.m. and and mineral soil and a control. Location: 108 plots outside Vindeln (Buberget and Pompej) and 108 plots outside Tierp (Tierp and Dragongate). one plot was 1 x 1.5 m.