By seasons | By years | ||||
Season | Above-ground biomass (%) | Tukey* | Year | Above-ground biomass (%) | Tukey* |
Spring | 82.5 | c | 1 | 77.4 | b |
Summer | 80.5 | b | 2 | 83.2 | c |
Autumn | 74.7 | a | 3 | 77.1 | a |