Changes in light and nitrogen availability under pioneer trees may indirectly facilitate tree invasions of grasslands
Changes in light and nitrogen availability under pioneer trees may indirectly facilitate tree invasions of grasslands
E. Siemann,W. E. Rogers
2003 · DOI: 10.1046/j.1365-2745.2003.00822.x
198 Citations
TLDR
Results provide evidence for facilitation as a mechanism involved in tree invasions of grasslands, and the marked response of Sapium to the combination of nitrogen and shade suggests that these positive feedbacks may be particularly strong for this alien plant species.