These frequent, surface fires kill small trees, but the still dormant grasses and forbs survive, and large trees escape damage because of their high crowns and thick barks (Biswell et al.
(These frequent, surface fires; kill; small trees) (the still dormant grasses and forbs; survive; ) (large trees; escape; damage; because of their high crowns and thick barks)
These frequent, surface fires the still dormant grasses and forbs large trees
kill survive escape
small trees
damage because of their high crowns and thick barks