Table 3 Tree mortality over time (%) measured at the end of the growing seasons, from 2011 to 2015 for poplar and black locust, in the monocultures and mixed plantations. Means ± standard errors, n = 2
2011 | 2012 | 2013 | 2014 | 2015 | ||
|---|---|---|---|---|---|---|
Poplar | Monoculture | 1.0 ± 1.0 | 1.0 ± 1.0 | 2.0 ± 2.0 | 2.0 ± 2.0 | 2.0 ± 2.0 |
Mixture | 1.8 ± 1.8 | 1.8 ± 1.8 | 8.9 ± 1.8 | 10.7 + 3.6 | 12.5 ± 5.4 | |
Black locust | Monoculture | 0.0 ± 0.0 | 1.0 ± 1.0 | 6.1 ± 0.0 | 21.4 ± 9.2 | 23.5 ± 11.3 |
Mixture | 1.8 ± 1.8 | 1.8 ± 1.8 | 16.1 ± 8.9 | 48.2 ± 19.7 | 53.6 ± 21.4 |